| year of publication | ISBN | author(s) | title |
| 1973 | 978-0-07-049478-7 | Robert H. Perry · Cecil H. Chilton | Chemical Engineers' Handbook (McGraw-Hill chemical engineering series) |
| 2003 | 978-0-07-049479-4 | Robert H. Perry | Perry's Chemical Engineer's Handbook |
| 1988 | 978-0-07-049480-0 | Joseph E. Persico | Edward R. Murrow: An American Original |
| 2003 | 978-0-07-049509-8 | Robert Freeman · Matthew Hart | Oracle9i RMAN Backup&Recovery |
| 1966 | 978-0-07-049517-3 | Edgar A. Pessemier | New-Product Decisions: An Analytical Approach. |
| 1994 | 978-0-07-049518-0 | Phyllis J. Perry | A Teacher's Science Companion |
| 1995 | 978-0-07-049526-5 | Phyllis Perry | Getting Started in Science Fairs: From Planning to Judging |
| 1992 | 978-0-07-049530-2 | Geradino A. Pete | Electric Power Systems Manual |
| 978-0-07-049538-8 | A.J. Strickland Arthur A. Thompson | Strategic Management: Concepts and Cases (International Edition) |
| 1972 | 978-0-07-049540-1 | Laurence J Peter | Individual instruction (Prescriptive teaching system) |
| 1983 | 978-0-07-049557-9 | Edward I. Peters | Chemical Skills |
| 1988 | 978-0-07-049559-3 | Edward I. Peters | Chemical Skills |
| 1992 | 978-0-07-049562-3 | Edward I. Peters · William T. Scroggins | Chemical Skills |
| 1965 | 978-0-07-049575-3 | Laurence J. Peter | Prescriptive Teaching |
| 1968 | 978-0-07-049579-1 | Max S. Peters · K.D. Timmerhaus | Plant Design and Economics for Chemical Engineers (Chemical Engineering) |
| 1985 | 978-0-07-049580-7 | Roger Peters | Dance of the Wolves |
| 1980 | 978-0-07-049582-1 | Max S. Peters · K.D. Timmerhaus | Plant Design and Economics for Chemical Engineers (McGraw-Hill chemical engineering series) |
| 1954 | 978-0-07-049585-2 | Max S. Peters | Elementary Chemical Engineering |
| 1984 | 978-0-07-049586-9 | Max Stone Peters | Elementary Chemical Engineering (Mcgraw Hill Chemical Engineering Series) |
| 1985 | 978-0-07-049589-0 | Jane S. Peters | The Indoor Bicycling Fitness Program: A Complete Guide to Equipment and Exercise |
| 1979 | 978-0-07-049590-6 | Cortez Peters | The Cortez Peters Championship Typing Drills |
| 1980 | 978-0-07-049591-3 | Daniel C. Petersen | Readings in Industrial Accident Prevention |
| 1971 | 978-0-07-049595-1 | '' | Techniques of Safety Management |
| 1978 | 978-0-07-049596-8 | Dan Petersen | Techniques of Safety Management |
| 1984 | 978-0-07-049599-9 | Robert Peterson | Only the Ball Was White: A History of Legendary Black Players and All Black Professional Teams |
| 1964 | 978-0-07-049600-2 | R. F. Peterson | Silently, by Night |
| 1985 | 978-0-07-049601-9 | Peter Davidson | Moonlighting: A Complete Guide to over 200 Exciting Part-Time Jobs |
| 1987 | 978-0-07-049604-0 | George J. Petrello | In Service to America: Aics at 75 |
| 1981 | 978-0-07-049606-4 | Peter Davidson | Earn Money at Home: Over 100 Ideas for Businesses Requiring Little or No Capital (Schaum's Outline Series) |
| 1983 | 978-0-07-049607-1 | '' | Moonlighting: A Complete Guide to over 200 Exciting Part-Time Jobs |
| '' | 978-0-07-049608-8 | Harrison's principles of internal medicine |
| 1990 | 978-0-07-049613-2 | Max Stone Peters · Klaus D. Timmerhaus | Plant Design and Economics for Chemical Engineers (Mcgraw Hill Chemical Engineering Series) |
| 1999 | 978-0-07-049625-5 | Rick Lovett · Paul Petersen | The Essential Cross-Country Skier |
| 1967 | 978-0-07-049627-9 | Thomas A. Petit | The Moral Crisis in Management |
| 1985 | 978-0-07-049628-6 | Peter Davidson | Everyday Math Made Easy |
| 1989 | 978-0-07-049630-9 | David M. Peterson · Kathy Leichliter Miller | Mathematics for Business Decisions |
| 1988 | 978-0-07-049633-0 | C.D. Peterson | How to Leave Your Job and Buy a Business of Your Own |
| '' | 978-0-07-049635-4 | Cortez Peters | Cortez Peters Championship Keyboarding Skillbuilding and Applications |
| 1987 | 978-0-07-049637-8 | '' | The Cortez Peters Championship Typing Drills: An Individualized Diagnostic/Prescriptive Method for Developing Accuracy and Speed |
| 1991 | 978-0-07-049653-8 | C. D. Peterson | How to Leave Your Job and Buy a Business of Your Own |
| 1994 | 978-0-07-049654-5 | David M. Peterson | Enterprise Network Management: A Guide to IBM's Netview (J Ranade Ibm Series) |
| 1993 | 978-0-07-049655-2 | C.D. Peterson | Staying in Demand: How to Make Job Offers Come to You |
| '' | 978-0-07-049656-9 | C. D. Peterson | Staying in Demand: How to Make Job Offers Come to You/Featuring 94 Action Steps for Career Self-Reliance! |
| 1981 | 978-0-07-049657-6 | William Petrocelli | Low profile: How to avoid the privacy invaders |
| 1982 | 978-0-07-049658-3 | '' | Low Profile |
| 1978 | 978-0-07-049660-6 | Harry Mark Petrakis | The founder's touch: The life of Paul Galvin of Motorola |
| 1992 | 978-0-07-049662-0 | K. L. Petrocelly | Before You Build: 100 Home-Building Pitfalls to Avoid |
| 1995 | 978-0-07-049663-7 | David M. Peterson | Tcp/Ip Networking: A Guide to the IBM Environment (Mcgraw-Hill Series on Computer Communications) |
| '' | 978-0-07-049664-4 | Baird Peterson | Ergonomic PC: Creating a Healthy Computing Environment |
| 1994 | 978-0-07-049667-5 | Pamela P. Peterson | Financial Management and Analysis (Mcgraw Hill Series in Finance) |
| 1993 | 978-0-07-049671-2 | Steven A. Peterson · Thomas H., Ph.D. Rasmussen | State and Local Politics |
| 1972 | 978-0-07-049672-9 | J.V. Petrof | Small Business Management: Concepts and Techniques for Improving Decisions (McGraw-Hill series in management) |
| 1987 | 978-0-07-049676-7 | Frank D. Petruzella | Electricity and Electronics Fundamentals (Electricity & Electronics Fundamentals) |
| 1987 | 978-0-07-049677-4 | Frank D. Petruzella | Electricity and Electronics Fundamentals, Book 2 (Electricity & Electronics Fundamentals) |
| 1991 | 978-0-07-049683-5 | G. Petrie | Terrain Modelling in Surveying and Civil Engineering |
| 1989 | 978-0-07-049687-3 | Frank D. Petruzella | Programmable Logic Controllers |
| 1989 | 978-0-07-049688-0 | Frank D. Petruzella | Programmable Logic Controllers (Activities Manual) |
| 1994 | 978-0-07-049690-3 | Marianne Westerman · Pamela P. Peterson | Study Guide to Accompany Financial Management and Analysis |
| 1971 | 978-0-07-049717-7 | Thomas F. Pettigrew | Racially Separate or Together? (McGraw-Hill series in sociology) |
| '' | 978-0-07-049718-4 | Thomas F. Pettigrew | Racially Separate or Together? |
| 1969 | 978-0-07-049720-7 | S. Petterssen | Introduction to Meteorology |
| 1998 | 978-0-07-049722-1 | S. R. Pennock · P. R. Shepherd | Microwave Engineering with Wireless Applications |
| 1961 | 978-0-07-049723-8 | Joseph M. Pettit · Malcolm M. McWhorter | Electronic Amplifier Circuits: Theory and Design (Electrical & Electronic Engineering) |
| 1970 | 978-0-07-049726-9 | '' | Electronic Switching, Timing and Pulse Circuits (Electrical & Electronic Engineering) |
| 1996 | 978-0-07-049729-0 | Tom Philbin | The Illustrated Dictionary of Building Terms |
| 1997 | 978-0-07-049730-6 | Tom Philbin | Painting, Staining, and Finishing |
| '' | 978-0-07-049731-3 | '' | Painting, Staining, and Finishing |
| 1977 | 978-0-07-049735-1 | Barrie O. Pettman with the assistance of John Fyfe | Equal Pay for Women: Progress and Problems in Seven Countries |
| 1975 | 978-0-07-049738-2 | R.L. Peurifoy | Estimating Construction Costs |
| 1989 | 978-0-07-049740-5 | R. L. Peurifoy · Garold D. Oberlender | Estimating Construction Costs |
| 1994 | 978-0-07-049742-9 | Frank A. Pettrone | Athletic Injuries of the Shoulder |
| 1977 | 978-0-07-049743-6 | John Pfaltz | Computer Data Structures |
| 1964 | 978-0-07-049747-4 | R. L. Peurifoy | Formwork for Concrete Structures |
| 1970 | 978-0-07-049749-8 | R.L Peurifoy | Construction Planning, Equipment, and Methods |
| 1976 | 978-0-07-049754-2 | R. L. Peurifoy | Formwork for Concrete Structures |
| 1985 | 978-0-07-049757-3 | Stephen J. Pfohl | Images of Deviance and Social Control: A Sociological History |
| 1977 | 978-0-07-049758-0 | John E. Pfeiffer | Emergence of Society: A Prehistory of the Establishment |
| '' | 978-0-07-049759-7 | John E Pfeiffer | The emergence of society: A pre-history of the establishment |
| 1979 | 978-0-07-049760-3 | R.L. Peurifoy | Construction Planning Equipment and Methods |
| 1994 | 978-0-07-049765-8 | Stephen J Pfohl | Images of Deviance and Social Control |
| 1974 | 978-0-07-049767-2 | Andreas S. Philippakis · Leonard J. Kazmier | Information Systems Through Cobol |
| 1973 | 978-0-07-049768-9 | '' | Cobol for Business Applications |
| 1967 | 978-0-07-049770-2 | Richard M. Phelan | Dynamics of Machinery |
| 1972 | 978-0-07-049772-6 | Thomas William Phelps | 100 to 1 in the stock market;: A distinguished security analyst tells how to make more of your investment opportunities, |
| 1970 | 978-0-07-049776-4 | Richard M. Phelan | Fundamentals of Mechanical Design (Mechanical Engineering Series) |
| 1964 | 978-0-07-049781-8 | Philip H. Phenix | Realms of Meaning (Curriculum & Methods in Education) |
| 2000 | 978-0-07-049783-2 | Phillips | Royal Hordes Nomad Peoples of Steppes |
| 1962 | 978-0-07-049786-3 | Alvin B. Phillips | Transistor Engineering: An Introduction to Integrated Semiconductor Circuits (Solid-state Engineering) |
| 1979 | 978-0-07-049787-0 | Bernard S. Phillips | Sociology: From Concepts to Practice |
| 1978 | 978-0-07-049791-7 | Andreas S. Philippakis | Information Systems Through Cobol |
| 1977 | 978-0-07-049797-9 | Andreas S. Philippakis · Leonard J. Kazmier | Structured Cobol |
| 1994 | 978-0-07-049799-3 | Glenn B. Pfeffer | Current Practice in Foot & Ankle Surgery: A Review of State-Of-The-Art Techniques |
| 1980 | 978-0-07-049800-6 | Owen Phillips | Last Chance Energy Book (McGraw-Hill paperbacks) |
| 1981 | 978-0-07-049801-3 | Andreas S. Philippakis · Leonard J. Kazmier | Structured Cobol |
| 1980 | 978-0-07-049805-1 | Louis Phillips · J. Winslow Higginbottom | The Brothers Wrong and Wrong Again |
| 1982 | 978-0-07-049806-8 | Andreas S. Philippakis · Leonard J. Kazmier | Advanced Cobol |
| 1983 | 978-0-07-049808-2 | Andreas S. Philippakis | Program Design Concepts With Applications in Cobol |
| 1986 | 978-0-07-049809-9 | A. S. Philippakis · Leonard J. Kazmier | Structured Cobol |
| 1989 | 978-0-07-049810-5 | Andreas S. Philippakis · Leonard J. Kazmier | Structured Cobol: Instructor's Manual/Test Bank |
| 1977 | 978-0-07-049811-2 | Richard Philp | Danseur: The male in ballet |
| '' | 978-0-07-049812-9 | Richard Philip · Mary Whitney | Danseur: The Male in Ballet |
| 1988 | 978-0-07-049816-7 | Philips International | Compact Disc-Interactive: A Designer's Overview |
| 1991 | 978-0-07-049828-0 | Andrew S. Philippakis · Leonard J. Kazmier | Comprehensive Cobol |
| 1993 | 978-0-07-049835-8 | Leonard E. Phillips | Urban Trees: A Guide for Selection, Maintenance and Master Planning |
| 1995 | 978-0-07-049836-5 | R. L. Peurifoy · W. B. Ledbetter · C. J. Schexnayder · Cliff J. Schexnayder | Construction Planning, Equipment and Methods |
| 1995 | 978-0-07-049838-9 | Robert Peurifoy · Garold (Gary) Oberlender | Formwork For Concrete Structures |
| 1997 | 978-0-07-049839-6 | Thomas Petruzzellis | Optoelectronics, Fiber Optics, and Laser Cookbook |
| '' | 978-0-07-049840-2 | '' | Optoelectronics, Fiber Optics, and Laser Cookbook |
| '' | 978-0-07-049841-9 | Robert H. Perry · Don W. Green | Perry's Chemical Engineers' Handbook |
| '' | 978-0-07-049864-8 | Derek Phillips | Lighting Historic Buildings |
| 1995 | 978-0-07-049866-2 | Bill Phillips | The Complete Book of Locks and Locksmithing |
| 1996 | 978-0-07-049871-6 | Leonard E. Phillips | Parks: Design and Management |
| 1991 | 978-0-07-049877-8 | Bill Phillips | Professional Locksmithing Techniques |
| 1999 | 978-0-07-049885-3 | Jan Peterson · Stacy A. Hagen | Better Writing Through Editing |
| '' | 978-0-07-049886-0 | Jan Peterson | Better Writing Through Editing |
| 1998 | 978-0-07-049887-7 | Michele Jo Petrovsky · Michele Petrovsky | Implementing CDF Channels |
| 1999 | 978-0-07-049888-4 | Edward M. Petrie | Handbook of Adhesives & Sealants |
| 1995 | 978-0-07-049906-5 | Joseph Pick | VHDL Techniques, Experiments, and Caveats |
| 1980 | 978-0-07-049909-6 | Barbara Pickett | The baby strawberry book of baby farm animals |
| 1973 | 978-0-07-049914-0 | Emil Joseph Piel · John Groff Truxal | Man and His Technology |
| 1975 | 978-0-07-049923-2 | E.Joseph Piel · John Groff Truxal | Technology: Handle with Care |
| 1964 | 978-0-07-049930-0 | Josef Pieper | Scholasticism: Personalities and Problems of Medieval Philosophy |
| 2003 | 978-0-07-049960-7 | Madanmohan Rao | Leading With Knowledge: Knowledge Management Practices in Global Infotech Companies |
| 1981 | 978-0-07-049961-4 | Allan D. Pierce | Acoustics: An Introduction to Its Physical Principles and Applications (Mcgraw Hill Series in Mechanical Engineering) |
| 1981 | 978-0-07-049971-3 | Paul Pigors · Charles A. Myers | Personnel Administration |
| 1975 | 978-0-07-049993-5 | Helen Piers | Grasshopper and Butterfly |
| '' | 978-0-07-049994-2 | Pierson | Grasshopper And Butterfly |
| 1972 | 978-0-07-049995-9 | Helen Piers | Snail and Caterpillar |
| '' | 978-0-07-049996-6 | Helen. Piers | Snail and Caterpillar. |
| 1984 | 978-0-07-049997-3 | Yosel H. Pilch | Surgical Oncology |
| 1978 | 978-0-07-049998-0 | Walter D. Pilkey · Pin Yu Chang | Modern Formulas for Statics and Dynamics: A Stress and Strain Approach |
| 1997 | 978-0-07-049999-7 | Robert M. Mattison | Understanding Database Management Systems (Mcgraw-Hill Series on Data Warehousing and Data Management) |
| 1977 | 978-0-07-050001-3 | Paul Pigors · Charles A. Myers | Personnel Administration |
| 1973 | 978-0-07-050003-7 | Paul Pigors · etc. | Management of Human Resources |
| 1965 | 978-0-07-050013-6 | Piggott S | Approach to Archaeology |
| 1976 | 978-0-07-050015-0 | Justin Pikunas | Human Development, an Emergent Science |
| 1962 | 978-0-07-050027-3 | Leo I. Pincus | Practical Boiler Water Treatment: Including Air Conditioning Systems |
| 1957 | 978-0-07-050031-0 | Tillie S. Pine | Indians Knew |
| '' | 978-0-07-050033-4 | T. S. Pine | Pilgrims Knew |
| 1958 | 978-0-07-050035-8 | T. S. Pine | Chinese Knew |
| 1959 | 978-0-07-050042-6 | Tillie S. Pine · Joseph Levine · Bernice Myers | Water All Around |
| 2000 | 978-0-07-050044-0 | Pine | Air All Around |
| 1962 | 978-0-07-050053-2 | Tillie S. Pine · Joseph Levine | Eskimos Knew |
| 1989 | 978-0-07-050054-9 | Stephen Piggott | Cics: A Practical Guide to System Fine Tuning (J Ranade Ibm Series) |
| 1963 | 978-0-07-050058-7 | T. S. Pine | Gravity All Around |
| 1962 | 978-0-07-050064-8 | John J. Pippenger · Tyler G. Hicks | Industrial Hydraulics |
| 1965 | 978-0-07-050067-9 | Tillie S. Pine | Simple Machines and How We Use Them |
| 1972 | 978-0-07-050071-6 | J. Pine | Contemporary Physics |
| 1967 | 978-0-07-050073-0 | Tillie S. Pine · Joseph Levine | Rocks and How We Use Them |
| '' | 978-0-07-050076-1 | Tillie S. Pine | Africans Knew |
| 1968 | 978-0-07-050078-5 | Tillie S. Pine · Joseph Levine | The Incas Knew |
| 1971 | 978-0-07-050082-2 | Tillie S Pine | The Maya knew, |
| 1974 | 978-0-07-050084-6 | '' | Measurements and how we use them, |
| 1977 | 978-0-07-050085-3 | '' | Measurements and How We Use Them |
| 1975 | 978-0-07-050087-7 | '' | Energy all around |
| 1974 | 978-0-07-050090-7 | Tillie S. Pine · Joseph Levine · Marilyn Hirsh | The Polynesians Knew, |
| 1976 | 978-0-07-050091-4 | Tillie S Pine | The Arabs knew |
| 1986 | 978-0-07-050092-1 | Rachel Pinney | Bobby: Breakthrough of a Special Child |
| 1990 | 978-0-07-050093-8 | Frank L. Pilar | Elementary Quantum Chemistry |
| 1976 | 978-0-07-050095-2 | Robert S. · Rubinfeld, Daniel L. Pindyck | ECONOMETRIC MODELS AND ECONOMIC FORECASTS |
| 1981 | 978-0-07-050096-9 | Robert S. Pindyck · Daniel Rubinfeld | Econometric Models and Economic Forecasts |
| 1990 | 978-0-07-050098-3 | Robert S. Pindyck · Daniel L. Rubinfeld | Econometric Models and Economic Forecasts |
| 1991 | 978-0-07-050100-3 | Jeffrey Church | Econometric Models and Economic Forecasts: Microtsp Software Manual |
| '' | 978-0-07-050101-0 | K. White | Econometric Models and Economic Forecasts: A Computer Hanbdook Using Shazam |
| 1994 | 978-0-07-050113-3 | Aubrey Pilgrim | Build Your Own Multimedia PC |
| '' | 978-0-07-050114-0 | '' | Upgrade or Repair Your PC (Save a bundle series) |
| 1980 | 978-0-07-050115-7 | Stanley H. Pine | Organic Chemistry (McGraw-Hill series in chemistry) |
| 1984 | 978-0-07-050117-1 | Mark A. Pinsky | Introduction to Partial Differential Equations: With Applications |
| 1987 | 978-0-07-050118-8 | Stanley H. Pine | Organic Chemistry |
| 1978 | 978-0-07-050120-1 | Tillie S Pine | Scientists and Their Discoveries |
| 1986 | 978-0-07-050121-8 | Richard M. Pious | American Politics and Government |
| '' | 978-0-07-050125-6 | Richard M. Pious | Reading Booklet for Study Guide with American Politics and Government |
| 1987 | 978-0-07-050126-3 | Richard M. Pious | Essentials of American Politics and Government |
| 1991 | 978-0-07-050128-7 | Mark A. Pinsky | Partial Differential Equations and Boundary Value Problems With Applications (International Series in Pure and Applied Mathematics) |
| 1994 | 978-0-07-050129-4 | J. David Pincus · J. Nicholas De Bonis | Top Dog: A Different Kind of Book About Becoming an Excellent Leader |
| 1982 | 978-0-07-050130-0 | Charles Claude Pinter | Book of Abstract Algebra |
| 1989 | 978-0-07-050138-6 | Charles C. Pinter | A Book of Abstract Algebra |
| 1979 | 978-0-07-050140-9 | John J. Pippenger · T. Hicks | Industrial Hydraulics |
| 1994 | 978-0-07-050163-8 | Aubrey Pilgrim | Build Your Own Pentium Processor PC |
| '' | 978-0-07-050164-5 | '' | Build Your Own Pentium Processor PC (Save a Bundle) |
| 1997 | 978-0-07-050165-2 | John Pile | Color in Interior Design |
| 1994 | 978-0-07-050168-3 | Ken Pimentel · Kevin Teixeira | Virtual Reality: Through the New Looking Glass |
| '' | 978-0-07-050169-0 | Lawrence T. Pillage · Ronald A. Rohrer · Chandramouli Visweswariah | Electronic Circuit and System Simulation Methods |
| 1995 | 978-0-07-050173-7 | Karen Pincus | Core Concepts of Accounting Information (Core Concepts of Accounting Information, 1994-1995 Edition () |
| '' | 978-0-07-050175-1 | '' | Core Concepts of Accounting Information (Core Concepts of Accounting Information, 1994-1995 Edition () |
| '' | 978-0-07-050179-9 | Chris C. Pinney | The Illustrated Veterinary Guide for Dogs, Cats, Birds, & Exotic Pets |
| 1996 | 978-0-07-050180-5 | Les Pinter · John Pinter | The Pinter Visual Foxpro Programming Handbook |
| 1995 | 978-0-07-050181-2 | Aubrey Pilgrim | Build Your Own 486/486Dx |
| 1995 | 978-0-07-050182-9 | Aubrey Pilgrim | Build Your Own 486/486Dx |
| '' | 978-0-07-050183-6 | '' | Build Your Own Pentium Processor PC and Save a Bundle |
| 1996 | 978-0-07-050186-7 | '' | Build Your Own Pentium Pro Processor PC (Save a Bundle Series) |
| 1996 | 978-0-07-050187-4 | Aubrey Pilgrim | Build Your Own Pentium Pro Processor PC (Save a Bundle Series) |
| '' | 978-0-07-050188-1 | J. David Pincus · J. Nicholas De Bonis | Top Dog: A Different Kind of Book About Becoming an Excellent Leader |
| 1997 | 978-0-07-050196-6 | Karen V. Pincus | Core Concepts of Accounting Information: January 1996-December 1997 |
| 1995 | 978-0-07-050197-3 | Karen Pincus | Core Concepts of Accounting Information (Core Concepts of Accounting Information, 1995-1996 Edition.) |
| 1996 | 978-0-07-050199-7 | '' | Core Concepts of Accounting Information |
| 1990 | 978-0-07-050204-8 | Donald R. Pitts · Leighton E. Sissom | 1000 Solved Problems in Heat Transfer (Schaum's Solved Problems Series) |
| 1998 | 978-0-07-050207-9 | Donald Pitts | Schaum's Outline of Heat Transfer |
| 1997 | 978-0-07-050208-6 | Robert Pindyck · Daniel Rubinfeld | Econometric Models and Economic Forecasts |
| 1996 | 978-0-07-050213-0 | Karen V. Pincus | CORE CONCEPTS OF ACCOUNTING INFORMATION 1996/1997 EDITION THEME IV ACCOUNTING ISSUES INVOLVING CAPITAL |