| year of publication | ISBN | author(s) | title |
|---|
| 1992 | 978-0-13-061177-2 | Ken Layne | Automotive Engine Performance: Tuneup, Testing, and Service Volume II-Practice Manual (2nd Edition) |
| 978-0-13-061182-6 | Hanging It Out On Camera Three |
| 978-0-13-061184-0 | Instructors Manual |
| 1992 | 978-0-13-061185-7 | DOLOGITE CURTIN | Baruch Special 1992 Shrinkwrap |
| 978-0-13-061186-4 | Test Item File |
| 2003 | 978-0-13-061190-1 | Eisele | Hip Hip Hooray, Level 1 (Student Book with Practice Pages) |
| 2002 | 978-0-13-061191-8 | Jeffrey A. Hoffer | Modern Database Management Casebook |
| 2001 | 978-0-13-061192-5 | Barbara McNurlin | Instructors Manual |
| 2002 | 978-0-13-061198-7 | Ian Heywood · Sarah Cornelius · Steve Carver | An Introduction to Geographical Information Systems (2nd Edition) |
| 2003 | 978-0-13-061199-4 | Beatrice S. Mikulecky · Linda Jeffries | More Reading Power: Reading for Pleasure, Comprehension Skills, Thinking Skills, Reading Faster (Second Edition) |
| '' | 978-0-13-061200-7 | Hip Hip Hooray 4 Tb (Em Portuguese do Brasil) |
| '' | 978-0-13-061202-1 | Eisele | Hip Hip Hooray, Level 2 (Student Book with Practice Pages) |
| '' | 978-0-13-061203-8 | '' | Hip Hip Hooray, Level 3 (Student Book with Practice Pages) |
| '' | 978-0-13-061204-5 | '' | Hip Hip Hooray, Level 4 (Student Book with Practice Pages) |
| 2003 | 978-0-13-061205-2 | Eisele | Hip Hip Hooray, Level 5 (Student Book with Practice Pages) |
| '' | 978-0-13-061206-9 | '' | Hip Hip Hooray Student Book (with practice pages), Level 6 |
| 978-0-13-061207-6 | Hip Hip Hooray 1 Te (Em Portuguese do Brasil) |
| 2003 | 978-0-13-061208-3 | HIP HIP HOORAY! 2: TEACHERS EDITION |
| 2001 | 978-0-13-061210-6 | Charles I. Hubert | Electric Machines: Theory, Operating Applications, and Controls (2nd Edition) |
| 2003 | 978-0-13-061211-3 | Hip Hip Hooray 5: Teacher's Edition |
| 2001 | 978-0-13-061213-7 | Susan H. Cooperman | Professional Office Procedures (3rd Edition) |
| 1993 | 978-0-13-061219-9 | Baedeker Stuttgart | Baedeker's Canada |
| 2002 | 978-0-13-061221-2 | Charles Hubert | Instructors Manual |
| 978-0-13-061223-6 | Charles Thurwachter | Instructors Manual |
| 2008 | 978-0-13-061224-3 | Susan Hewlings · Denis Medeiros | Nutrition: Real People, Real Choices |
| 1992 | 978-0-13-061227-4 | Henry Marx · Claudia Smettan · Alec Court | Baedeker Hawaii/Includes Free Giant Fold-Out Map |
| 2001 | 978-0-13-061228-1 | Katie Layman · LaVaughn Hart | Microsoft Word 2002 Made Easy |
| '' | 978-0-13-061229-8 | Ali Farhoomand · Peter Lovelock | Global e-Commerce: Text and Cases |
| '' | 978-0-13-061231-1 | Microsoft Windows Survival Guide: Everything You Need to Know About Windows 95, 98 and Windows ME Explained Clearly in Plain English (Computer Act!ve) (Computer Active) |
| '' | 978-0-13-061232-8 | Davey Winder | Build Your Own Website (Computer Act!ve) (Computer Active) |
| 2002 | 978-0-13-061234-2 | Frederick Gould | Instructors Manual |
| 2002 | 978-0-13-061245-8 | Roberta Steinberg | Global links |
| 1993 | 978-0-13-061276-2 | Sm Basic Communication Theory Phec |
| 1995 | 978-0-13-061284-7 | M. Bialko · R. Crampagne · D. Andreu | Basic Methods for Micomputer-Aided Analysis of Electronic Circuits |
| 2002 | 978-0-13-061287-8 | ELIZABETH MCMAHAN / SUSANN X DAY / ROBERT FUNK | Literature and the Writing Process |
| 1993 | 978-0-13-061292-2 | Basic Financial Mgt W/Study Gd Martin |
| 2001 | 978-0-13-061297-7 | Henry Borne · Mikael Jansson | Society: Basics -Study Guide (Canadian) |
| '' | 978-0-13-061298-4 | Kenneth Laudon | Instructors Manual |
| '' | 978-0-13-061303-5 | Robert Rizza | Getting Started with Pro/ENGINEER (2nd Edition) |
| 2002 | 978-0-13-061305-9 | Samuel T. Gladding | Group Work: A Counseling Specialty (4th Edition) |
| 2005 | 978-0-13-061308-0 | David I. Schwartz | Introduction to UNIX (2nd Edition) |
| 2001 | 978-0-13-061309-7 | Saeed B. Niku | Introduction to Robotics: Analysis, Systems, Applications |
| 2002 | 978-0-13-061312-7 | Saeed Niku | Solutions Manual |
| 2001 | 978-0-13-061313-4 | John Preston · Sally Preston · Robert Ferrett | Learn Access 2002 Brief |
| '' | 978-0-13-061314-1 | John Preston · Sally Preston · Robert Ferrett | Learn Excel 2002 Brief |
| '' | 978-0-13-061315-8 | '' | Learn PowerPoint 2002 Brief |
| 2001 | 978-0-13-061316-5 | John Preston · Sally Preston · Robert Ferrett | Learn Word 2002 Brief |
| 2002 | 978-0-13-061317-2 | Marian Burk Wood | The Marketing Plan: A Handbook |
| 2001 | 978-0-13-061319-6 | Charles Marchant Reeder | Computer Math Problem Solving for Information Technology |
| '' | 978-0-13-061328-8 | Linda Stone · Nancy P. McKee | Gender and Culture in America (2nd Edition) |
| '' | 978-0-13-061329-5 | Grace J. Craig | Human Development |
| 1993 | 978-0-13-061334-9 | Charles T. Horngren · Walter T. Harrison | Accounting 1993 (Prentice Hall Series in Accounting) |
| 978-0-13-061339-4 | Active Learning Technologies | Instructors Manual |
| 2001 | 978-0-13-061340-0 | Barton · DuPaquier Sardinas | Florida, Intermediate (Northstar: Focus on Reading and Writing) |
| 1993 | 978-0-13-061342-4 | Horngren And Harrison | Accounting |
| 2001 | 978-0-13-061345-5 | Robert W. Christopherson | Geosystems: An Introduction to Physical Geography: Virtual Field Trip Upgrade Edition |
| 2006 | 978-0-13-061347-9 | Rosemarie Tong | New Perspectives in Healthcare Ethics: An Interdisciplinary and Crosscultural Approach (Basic Ethics in Action) |
| 2007 | 978-0-13-061348-6 | Tong · Raymer | New Perspective Healthcare Eth |
| 2001 | 978-0-13-061349-3 | Haugnes · Maher | Florida, Basic (Northstar: Focus on Reading and Writing) |
| '' | 978-0-13-061351-6 | English | Florida, High-Intermediate (Northstar: Focus on Reading and Writing) |
| '' | 978-0-13-061352-3 | Frazier · Mills | Florida, Basic (Northstar: Focus on Listening and Speaking) |
| 2001 | 978-0-13-061353-0 | Helen Solorzano · Schmidt · Solorzano | Intermediate (Northstar: Focus on Listening and Speaking) |
| '' | 978-0-13-061354-7 | Ferree · Harry Sanabria · Sanabria | Northstar: Focus on Listening and Speaking (High Intermediate) |
| 978-0-13-061358-5 | Instructors Manual with Test Item File |
| 2002 | 978-0-13-061360-8 | Willis Barnstone | Literatures of Latin America |
| 2001 | 978-0-13-061361-5 | Jennifer A. Galipeau | Study Guide |
| 2002 | 978-0-13-061368-4 | Tony Barnstone | Literatures of Asia |
| 2000 | 978-0-13-061371-4 | C.Henry Edwards and David E. Penney | Elementary Differential Equations with Boundary Value Problems (Student Solutions Manual) |
| '' | 978-0-13-061378-3 | NA | Opertnl Orgnc Chem&orgnc Nomencla&molec Pkg |
| '' | 978-0-13-061380-6 | NA | Selling Today: Building Qual& Intl Mktg Pkg |
| 2001 | 978-0-13-061382-0 | NA | Marketing: Intro & Webct Pkg |
| 2000 | 978-0-13-061386-8 | '' | Lit of Westrn World V2& King Lear& Hamlet Pkg |
| 2001 | 978-0-13-061394-3 | Martocchio | Strategic Compensatn: Humn Res& S/G& Sftw Pkg |
| '' | 978-0-13-061409-4 | CASSEL SWANSON | Basic Micro/min Com (Arabic)** |
| '' | 978-0-13-061430-8 | Carl H. Speshock | Microsoft SQL Server 2000 Database Administrator's Guidebook |
| 2002 | 978-0-13-061435-3 | John Beaumont | Writing Activity Book |
| 2001 | 978-0-13-061440-7 | Karen Ellis | EKG in a Heartbeat |
| 1984 | 978-0-13-061441-4 | Arthur Denzau | Basic fun for the Commodore 64 beginner |
| 2019 | 978-0-13-061448-3 | Robert W. Sussman | Ecology and Behavior of Free-Ranging Primates |
| 2001 | 978-0-13-061451-3 | Jim Smith | Strategic and Tactical Considerations on the Fireground |
| 2002 | 978-0-13-061452-0 | Robert Blitzer | Intermediate Algebra for College Students |
| 1969 | 978-0-13-061457-5 | John Markus. Blatt | Basic FORTRAN IV programming [version IBM 360 |
| 1968 | 978-0-13-061465-0 | JOHN B. HARVILL | Basic FORTRAN Programming. |
| 1995 | 978-0-13-061466-7 | Charlie Kaufman · Radia Perlman · Mike Speciner | Network Security: Private Communication in a Public World |
| 978-0-13-061470-4 | James Van Horne | Review Copy |
| 1976 | 978-0-13-061473-5 | Thomas Worth | Instructor's manual, BASIC for everyone |
| '' | 978-0-13-061481-0 | '' | Basic for Everyone |
| 978-0-13-061490-2 | BASIC is Fun for the Commodore 64 Beginner |
| 2003 | 978-0-13-061499-5 | Mark D Hanna · Rocky Newman | Integrated Operations Management: Adding Value for Customers, "Updated" |
| 2007 | 978-0-13-061500-8 | Chris Garcia | Hispanics and the U.S. Political System: Moving Into the Mainstream |
| 2003 | 978-0-13-061503-9 | BADE | Foundations of Macroeconomics |
| 2002 | 978-0-13-061505-3 | James C. Van Horne | Financial Management and Policy: International Edition |
| 2001 | 978-0-13-061506-0 | Warren J. Keegan | Global Marketing Management: International Edition |
| 1986 | 978-0-13-061508-4 | D. Pease | Basic Fluid Power (2nd Edition) |
| 1999 | 978-0-13-061523-7 | Elizabeth McMahan · Susan Day · Robert Funk | Literature and the Writing Process |
| 1993 | 978-0-13-061524-4 | Y.C. Fung | First Course in Continuum Mechanics (3rd Edition) |
| 1995 | 978-0-13-061540-4 | Simon Haykin | Advances in Spectrum Analysis and Array Processing, Volume III |
| 1994 | 978-0-13-061557-2 | Joyce Moser | Creating America: Reading and Writing Arguments |
| 2002 | 978-0-13-061558-9 | Ricky W. Griffin | International Business: Instructors Manual |
| '' | 978-0-13-061559-6 | Ricky W. Griffin | International Business: Test Item File |
| 1995 | 978-0-13-061565-7 | Jeffrey P. Kaplan | English Grammar: Principles and Facts (2nd Edition) |
| 2002 | 978-0-13-061567-1 | Frederic H. Martini · Edwin F. Bartholomew | Essentials of Anatomy and Physiology (3rd Edition) |
| 2002 | 978-0-13-061568-8 | Frederic H. Martini | Fundamentals of Anatomy & Physiology, Sixth Edition |
| '' | 978-0-13-061569-5 | Frederic H. Martini · Michael J. Timmons · Robert B. Tallitsch | Human Anatomy (4th Edition) |
| 1993 | 978-0-13-061573-2 | LUZADDER DUFFY | F.E.D Cadkey Light Combo |
| 2002 | 978-0-13-061574-9 | Bedford | Engineering Mechanics: Statics Workbook |
| 2001 | 978-0-13-061578-7 | Richard A. Cherry MS EMT-P | Patient Assessment Handbook |
| 2003 | 978-0-13-061580-0 | Daniel Lewis | Solutions Manual |
| 2001 | 978-0-13-061589-3 | Daniel W. Lewis | Fundamentals of Embedded Software: Where C and Assembly Meet |
| 2002 | 978-0-13-061591-6 | Tirupathi R. Chandrupatla · Ashok D. Belegundu | Introduction to Finite Elements in Engineering (3rd Edition) |
| '' | 978-0-13-061594-7 | Lee J. · Ritzman, Larry P. Krajewski | Review Copy |
| 2001 | 978-0-13-061595-4 | Lee J. Krajewski | Operations Management: Instructor's Resource Manual |
| '' | 978-0-13-061596-1 | Lee J. Krajewski | Operations Management: Test Item File |
| '' | 978-0-13-061598-5 | '' | Operations Management: Instructor's Solutions Manual |
| 978-0-13-061599-2 | ETTER | Engineering Problem Solving with C: Fundamentals and Advanced Concepts |
| 2003 | 978-0-13-061600-5 | NCCER | Plumbing Revision |
| 2002 | 978-0-13-061602-9 | NCCER | Instrumentation Level 1 Trainee Guide, Paperback (2nd Edition) |
| 2003 | 978-0-13-061603-6 | '' | Instrumentation: Trainee Guide Level 1 |
| 2003 | 978-0-13-061604-3 | NCCER | Instrumentation: Instructor's Guide Level 1 |
| 2002 | 978-0-13-061605-0 | NCCER | Instrumentation Level 1, Instructor's Guide 2001 Revision, Ringbound |
| 2003 | 978-0-13-061606-7 | '' | Plumbing, Level 3, Trainee Guide (Contren Learning) |
| 1994 | 978-0-13-061607-4 | Delores M. Etter | Engineering Problem Solving with ANSI C: Fundamental Concepts (Book/Disk Package) |
| 2003 | 978-0-13-061608-1 | NCCER | Plumbing 2001: Trainee Guide Level 3 |
| '' | 978-0-13-061609-8 | '' | Plumbing 2001: Instructor's Guide Level 3 |
| 2004 | 978-0-13-061610-4 | Silvano Donati | Electro-Optical Instrumentation: Sensing and Measuring with Lasers |
| 2002 | 978-0-13-061611-1 | NCCER | Heavy/Highway Construction Trainee Guide, Paperback (Contren Learning) |
| 2003 | 978-0-13-061612-8 | '' | Heavy Highway: Instructor's Guide Level 1 |
| '' | 978-0-13-061613-5 | '' | Sheet Metal Level One: Trainee Guide 2001 Revision |
| 2003 | 978-0-13-061614-2 | NCCER | Sheet Metal: Trainee Guide Level 1 |
| '' | 978-0-13-061616-6 | Prentice Hall | Sheet Metal 2001: Instructor's Guide Level 1 |
| 2004 | 978-0-13-061617-3 | NCCER | Sheet Metal |
| 2002 | 978-0-13-061621-0 | Fernando Pereira · Touradj Ebrahimi | The MPEG-4 Book |
| 2001 | 978-0-13-061622-7 | Robert F. Blitzer | MathPro Explorer Student Version 4.0, University of Phoenix |
| 2002 | 978-0-13-061624-1 | Kenneth E. Clow Donald Baack | Integrated Advertising, Promotion, & Marketing Communications |
| '' | 978-0-13-061633-3 | Peter M. Bergevin | Financial Statement Analysis: An Integrated Approach |
| 2003 | 978-0-13-061641-8 | Linda Butler | Book One, Out of the Ordinary |
| 2001 | 978-0-13-061642-5 | WILLIAMS | Bo Israel Egypt |
| '' | 978-0-13-061643-2 | Paul Heng | Jump Start Your Career: The Essential Guide to Career Management and Effective Job Search |
| 2002 | 978-0-13-061644-9 | Julia G. Thompson | First-Year Teacher's Survival Kit: Ready-to-Use Strategies, Tools & Activities for Meeting the Challenges of Each School Day |
| 1965 | 978-0-13-061648-7 | M. Joseph | Basic General Mathematics |
| 2002 | 978-0-13-061653-1 | Robert Blitzer | Mathpro Explorer Cd (Pc/ Mac) Student Version 4.0 to Accompany Introductory Algebra 3rd Edition By Robert Blitzer (Introductory Algebra for College Students, 3rd Edition by Robert Blitzer) |
| 2003 | 978-0-13-061655-5 | Robert L. Boylestad | Essentials of Circuit Analysis |
| 1993 | 978-0-13-061680-7 | Robert Lado | Lado Picture Dictionary, Revised Edition |
| '' | 978-0-13-061698-2 | Anna Maria Malkoc | Easy Plays in English, Revised Edition |
| 1993 | 978-0-13-061706-4 | Easy Plays in English |
| 2006 | 978-0-13-061707-1 | Janice B. Tehie | Historical Foundations of Education: Bridges from the Ancient World to the Present |
| 2002 | 978-0-13-061708-8 | Richard D. Kellough · Noreen G. Kellough | Teaching Young Adolescents: A Guide to Methods and Resources (4th Edition) |
| 1993 | 978-0-13-061714-9 | Ruth E. Goldenberg · Saro Saravanan | Vms for Alpha Platforms Internals and Data Structures |
| 2002 | 978-0-13-061716-3 | Fernando Robles · Francoise Simon · Jerry Haar | Winning Strategies for the New Latin Markets |
| 978-0-13-061719-4 | Richard Spencer | Solutions Manual |
| 2001 | 978-0-13-061721-7 | Stephen P. Robbins | Organizational Behavior-E-Business Updated Edition: International Edition |
| 1992 | 978-0-13-061722-4 | RUBINSTEIN | Human Factor |
| 2000 | 978-0-13-061737-8 | NA | Comptr Conf & CD & Brf Ofc Pro 00 Pkg |
| 2002 | 978-0-13-061750-7 | Robert T. Paynter | Introductory Electronic Devices and Circuits: Electron Flow Version (6th Edition) |
| '' | 978-0-13-061752-1 | J.Thomas Russell | Kleppners Advertising Procedure: Instructor's Manual |
| '' | 978-0-13-061753-8 | J.Thomas Russell | Kleppners Advertising Procedure: Test Item File |
| 978-0-13-061755-2 | Watzinger-Tharp · Donahue | Intermediate German W/B L/M |
| 2002 | 978-0-13-061761-3 | Robert T. Paynter | Introductory Electronic Devices and Circuits: Conventional Flow Version, Sixth Edition |
| '' | 978-0-13-061762-0 | Janice Winsor | Solaris Management Console Tools |
| 1994 | 978-0-13-061763-7 | Kamal H. M. Naser | Creative Financial Accounting: Its Nature and Use |
| 2002 | 978-0-13-061773-6 | Steven Alter | Information Systems: Foundation of E-Business (4th Edition) |
| '' | 978-0-13-061775-0 | Muhammad Ali Mazidi · Janice Gillispie-Mazidi | 80X86 IBM PC and Compatible Computers: Assembly Language, Design, and Interfacing Volumes I & II (4th Edition) |
| 978-0-13-061776-7 | Muhammad Mazidi · Gillespie-Mazidi | Instructors Manual |
| 2002 | 978-0-13-061777-4 | Mary Ellen Grohar-Murray · Helen R. DiCroce | Leadership and Management in Nursing (3rd Edition) |
| 2001 | 978-0-13-061788-0 | Julie B. Bliss · Sandra DeYoung | Working the Web: A Guide for Nurses |
| 2001 | 978-0-13-061790-3 | James Goodwill | JSP-Java Server Pages - Silverserien (Swedish) (Swedish Edition) |
| '' | 978-0-13-061791-0 | Allan R. Hambley | Electrical Engineering: Solutions Manual |
| 2002 | 978-0-13-061792-7 | Robert F. Pierret | Advanced Semiconductor Fundamentals (2nd Edition) |
| 2001 | 978-0-13-061793-4 | John G. Proakis · Masoud Salehi | Communication Systems Engineering (2nd Edition) |
| 2004 | 978-0-13-061795-8 | Seumas Miller · Peter Roberts · Edward Spence · Michael Boylan | Corruption and Anti-Corruption: An Applied Philosophical Approach (Basic Ethics in Action) |
| 2002 | 978-0-13-061796-5 | Lisa H. Newton | Ethics and Sustainability: Sustainable Development and the Moral Life (Basic Ethics in Action) |
| 1994 | 978-0-13-061797-2 | Stephen P. Robbins | Management |
| 2002 | 978-0-13-061798-9 | Susan L. Norwood | Nursing Consultation: A Framework for Working with Communities |
| '' | 978-0-13-061800-9 | Cheryl Cleaves · Margie Hobbs | Prentice Hall's Reference to Mathematics: A Guide for Everyday Math |
| 978-0-13-061804-7 | Instructors Manual |
| 2001 | 978-0-13-061807-8 | Lesa Hadley | Strategies for Success CD-ROM: An Interactive Approach |
| '' | 978-0-13-061809-2 | Mary Pat Fisher | Living Religions: A Brief Introduction |
| 2002 | 978-0-13-061814-6 | Wade Trappe · Lawrence C. Washington | Introduction to Cryptography with Coding Theory |
| '' | 978-0-13-061815-3 | Ted A. Sundstrom | Mathematical Reasoning: Writing and Proof |
| 1994 | 978-0-13-061821-4 | Robbins | Sm Management ABC Ph Video Sampler [VHS] |
| 2001 | 978-0-13-061827-6 | Paul T. Ammann | Microsoft Exchange 2000: Programming Collaborative Web Applications |
| 1994 | 978-0-13-061839-9 | COULTER | Sm Management Irm Video Guide |
| 1994 | 978-0-13-061847-4 | Daniel Schrantz · Stephen P. Robbins | Test Item File for Management, Fourth Edition |
| 1979 | 978-0-13-061853-5 | Bruce L Liles | A basic grammar of modern English |
| 2005 | 978-0-13-061855-9 | Bruce R. Barringer · R. Duane Ireland | Entrepreneurship: Successfully Launching New Ventures |
| 2001 | 978-0-13-061857-3 | John F. Garganigo · René de Costa · Ben A. Heller · Alessandra Luiselli · Georgina Sabat-Rivers · Elzbieta Sklodowska | Huellas de las literaturas hispanoamericanas (2nd Edition) (Spanish Edition) |
| 2003 | 978-0-13-061858-0 | Elizabeth Blood · Yasmina Mobarek | Intrigue: Intermediate French |
| '' | 978-0-13-061859-7 | Yasmina Mobarek · Elizabeth Blood | Intrigue Workbook |
| 2006 | 978-0-13-061863-4 | James R. Mathes | The Analysis of Musical Form |
| 2003 | 978-0-13-061864-1 | Michael Sullivan | Statistics: Informed Decisions Using Data |
| '' | 978-0-13-061865-8 | Sarah R. Labensky · Alan M. Hause · Sarah Labensky · Steve Labensky | On Cooking: Techniques From Expert Chefs, Trade Version (3rd Edition) |
| 2001 | 978-0-13-061866-5 | Fred R. David | Instructor's Resource Manual: Strategic Management concepts & cases (concept & cases) |
| 1987 | 978-0-13-061870-2 | B. L. Liles | A Basic Grammar of Modern English |
| 2003 | 978-0-13-061872-6 | Ze-Nian Li · Mark S Drew | Fundamentals of Multimedia |
| 2001 | 978-0-13-061875-7 | Val Clark | Getting and Keeping the Job: Success in Business and Technical Careers (2nd Edition) |
| 2004 | 978-0-13-061876-4 | Ronald A. Nykiel | Hospitality Management Strategies |
| 2002 | 978-0-13-061877-1 | Carol Carter · Joyce Bishop · Sarah Lyman Kravits | Keys to Effective Learning (3rd Edition) |
| 2009 | 978-0-13-061880-1 | Cheryl Leggon | Introduction to Women's Studies |
| 2001 | 978-0-13-061881-8 | Geoffrey Hope · Quentin Hope | L'Art de Lire: Le Récit (3rd Edition) |
| 2002 | 978-0-13-061882-5 | Robert Lamey | Logical Problem SOlving |