| title | media type | | ISBN-13 | year of publica- tion | other author(s) |
| 2017 Serial Killers True Crime Anthology, Volume IV | Paperback | | 978-1-987902-17-4 | 2016 | RJ Parker PhD · Peter Vronsky PhD · Sylvia Perrini · JJ Slate |
| Abstract Specification of Grammar: Algebraic Specification Language: A Case Study | " | | 978-1-57586-122-7 | 2006 |
| Abstract Specification of Grammar: Algebraic Specification Language: A Case Study | Hardcover | | 978-1-57586-123-4 | 2006 |
| A Handbook of the Scottish Gaelic World | Paperback | | 978-1-85182-541-7 | 2000 |
| Armed & Dangerous | " | | 978-1-58297-164-3 | 2001 |
| Armed and Dangerous: A Writer's Guide to Weapons | " | | 978-0-89879-370-3 | 1990 |
| Bad Girls Do It! an Encyclopedia of Female Murderers | " | | 978-1-55950-104-0 | 1993 |
| Bho Chluaidh Gu Calasraid | Hardcover | | 978-0-86152-265-1 | 2003 |
| Celts in the Americas | Paperback | | 978-1-897009-75-8 | 2013 |
| Century of Slaughter | " | | 978-1-60008-045-6 | 2008 |
| Century of Slaughter | " | | 978-0-595-00451-5 | 2000 |
| Chronology of Organized Crime Worldwide, 6000 B.C.E. to 2010 | " | | 978-0-7864-4411-3 | 2011 |
| Daddy Was the Black Dahlia Killer: The Identity of America's Most Notorious Serial Murderer--Revealed at Last | " | | 978-0-671-88084-2 | 1995 | Janice Knowlton |
| Destino de las almas: Un eterno crecimiento espiritual | " | | 978-1-56718-498-3 | 2001 |
| Destiny of Souls: New Case Studies of Life Between Lives | " | | 978-1-56718-499-0 | 2000 |
| Die Abenteuer der Seelen: Neue Fallstudien zum Leben zwischen den Leben | Gebunden | | 978-3-907029-71-8 | 2001 |
| Die große Enzyklopädie der Serienmörder | " | | 978-3-85365-240-4 | 2009 |
| Die große Enzyklopädie der Serienmörder | " | | 978-3-85365-189-6 | 2007 |
| Die Reisen der Seele: Karmische Fallstudien | " | | 978-3-907029-50-3 | 1996 |
| Encyclopedia of Cryptozoology: A Global Guide to Hidden Animals and Their Pursuers | Paperback | | 978-0-7864-9756-0 | 2014 |
| Encyclopedia of Cryptozoology: A Global Guide to Hidden Animals and Their Pursuers | Hardcover | | 978-0-7864-2036-0 | 2005 |
| Encyclopedia of Serial Killers. | Paperback | | 978-0-681-28940-6 | 2000 |
| Erinnerungen aus dem Zwischenreich: Leben zwischen den Leben. Erzählungen persönlicher Transformation. 32 Fallstudien von Rückführungstherapeuten des Newton Institute | Gebunden | | 978-3-907029-82-4 | 2009 | Diane Zilliges |
| Famous Assassinations in World History : An Encyclopedia | Hardcover | | 978-1-61069-285-4 | 2014 |
| Florida's Unexpected Wildlife: Exotic Species, Living Fossils, and Mythical Beasts in the Sunshine State | Paperback | | 978-0-8130-3156-9 | 2007 |
| Gangsters Encyclopedia: The World's Most Notorious Mobs, Gangs and Villains | Hardcover | | 978-1-84340-402-6 | 2007 |
| Gangsters Encylopedia: The World's Most Notorious Mobs, Gangs and Villains | Paperback | | 978-1-84340-453-8 | 2007 |
| Hate Crime in America, 1968-2013: A Chronology of Offenses, Legislation and Related Events | " | | 978-0-7864-7476-9 | 2014 |
| Haunted Europe: Continental Connections in English-Language Gothic Writing, Film and New Media | Hardcover | | 978-0-367-27184-8 | 2019 | Evert Jan Van Leeuwen |
| How to Write Action Adventure Novels | " | | 978-0-89879-358-1 | 1989 |
| Hunting Humans: An Encyclopedia of Modern Serial Killers | " | | 978-1-55950-026-5 | 1990 |
| Hypnotherapy for Spiritual Regression: Life Between Lives | Paperback | | 978-93-80009-05-6 | 2012 |
| Il viaggio delle anime. Uno studio sulla vita tra le vite | Copertina flessibile | | 978-88-97688-91-4 | 2016 |
| Journées dans l'au-delà | Pocket Book | | 978-2-914569-98-9 | 2009 |
| Journey of Souls: Case Studies of Life Between Lives | MP3 CD | | 978-1-4526-5088-3 | 2011 |
| Journey of Souls: Case Studies of Life Between Lives, Fifth Revised Edition | Paperback | | 978-1-56718-485-3 | 1994 |
| "Kind Hearts and Coronets" | " | | 978-0-85170-964-2 | 2003 |
| KU KLUX KLAN: An Encyclopedia | Hardcover | | 978-0-8240-2038-5 | 1990 | Judy Ann Newton |
| Ku Klux Terror: Birmingham, Alabama, from 1866-present | Paperback | | 978-0-7643-4364-3 | 2013 |
| Leben zwischen den Leben: Die Hypnotherapie zur Spirituellen Rückführung | Gebunden | | 978-3-907029-77-0 | 2005 |
| Life Between Lives: Hypnotherapy for Spiritual Regression | Paperback | | 978-0-7387-0465-4 | 2004 |
| Memorias del alma: La vida entre vidas. Historias de transformación personal | Tapa blanda | | 978-84-96111-83-7 | 2011 |
| Memories of the Afterlife: Life Between Lives Stories of Personal Transformation | Paperback | | 978-0-7387-1527-8 | 2009 |
| Naughty Little Book of Gaelic: All the Scottish Gaelic You Need to Curse,Swear, Drink, Smoke and Fool Around | " | | 978-1-927492-73-4 | 2014 |
| Proportionality in International Law | Hardcover | | 978-0-19-935503-7 | 2014 | Larry May |
| Prosecuting Maritime Piracy: Domestic Solutions to International Crimes | " | | 978-1-107-08122-2 | 2015 | Michael P. Scharf · Milena Sterio |
| Prosecuting Maritime Piracy: Domestic Solutions to International Crimes | Paperback | | 978-1-107-44112-5 | 2015 | Michael P. Scharf · Milena Sterio |
| Rope: The Twisted Life and Crimes of Harvey Glatman | " | | 978-0-671-01747-7 | 2003 |
| Rosemary's Baby | " | | 978-1-84457-952-5 | 2019 |
| Savage Girls and Wild Boys | " | | 978-0-312-42335-3 | 2004 |
| Savage Girls and Wild Boys: A History of Feral Children | Hardcover | | 978-0-312-30093-7 | 2003 |
| Savage Girls and Wild Boys: A History of Feral Children | Paperback | | 978-0-571-21460-0 | 2003 |
| Serial Killers True Crime Anthology 2014 | " | | 978-1-4943-2589-3 | 2013 | Peter Vronsky · RJ Parker · Dane Ladwig · Sylvia Perrini |
| Show People: A History of the Film Star | Hardcover | | 978-1-78914-156-6 | 2019 |
| Silent Rage | Paperback | | 978-0-440-21313-0 | 1994 |
| Sjæleskæbner | " | | 978-87-21-02392-8 | 2005 |
| Souvenirs de l'Au-Delà | Poche | | 978-2-914569-63-7 | 2013 |
| Strange California Monsters | Paperback | | 978-0-7643-3336-1 | 2009 |
| Strange Indiana Monsters | " | | 978-0-7643-2608-0 | 2006 |
| Strange Kentucky Monsters | " | | 978-0-7643-3440-5 | 2010 |
| Strange Monsters of the Pacific Northwest | " | | 978-0-7643-3622-5 | 2011 |
| Strange Ohio Monsters | " | | 978-0-7643-4397-1 | 2013 |
| Strange Pennsylvania Monsters | " | | 978-0-7643-3985-1 | 2012 |
| Studying and Working in Spain | " | | 978-0-7190-5473-0 | 2002 | Graham Shields |
| Terrorism: International Case Law Reporter 1st Series 2007 Volumes 1-4 | Hardcover | | 978-0-19-539200-5 | 2009 |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER: 2008 | " | | 978-0-19-997201-2 | 2013 | William A. Schabas · Elies Van Sliedregt · Simon Butt · Anton du Plessis |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER 2008 VOLUME I | " | | 978-0-19-539832-8 | 2010 |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER 2008 Volume II | " | | 978-0-19-539833-5 | 2010 |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER: 2009 | " | | 978-0-19-997202-9 | 2013 | Charles Garraway · Elies van Sliedregt · Simon Butt · Anton du Plessis |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER 2010 | " | | 978-0-19-995941-9 | 2012 | Charles Garraway · Elies van Sliedregt · Simon Butt · Anton du Plessis |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER 2011 | " | | 978-0-19-998624-8 | 2013 | Charles Garraway · Elies van Sliedregt · Simon Butt · Anton du Plessis |
| TERRORISM: INTERNATIONAL CASE LAW REPORTER 2012 | " | | 978-0-19-938500-3 | 2014 | Charles Garraway · Elies van Sliedregt · Simon Butt · Anton du Plessis |
| The Concept of Purity at Qumran | Paperback | | 978-0-521-02058-9 | 2008 |
| The Concept of Purity at Qumran and in the Letters of Paul | Hardcover | | 978-0-521-26583-6 | 1985 |
| The Dark Strangler: Earle Leonard Nelson | Paperback | | 978-1-5186-6031-3 | 2015 |
| The Encyclopedia of American Law Enforcement | Hardcover | | 978-0-8160-6290-4 | 2007 |
| The Encyclopedia of Conspiracies and Conspiracy Theories | " | | 978-0-8160-5540-1 | 2005 |
| The Encyclopedia of Conspiracies and Conspiracy Theories | Paperback | | 978-0-8160-5541-8 | 2005 |
| The Encyclopedia of Crime Scene Investigation | Hardcover | | 978-0-8160-6814-2 | 2007 |
| The Encyclopedia of Crime Scene Investigation | Paperback | | 978-0-8160-6815-9 | 2007 |
| The Encyclopedia of Gangsters: A Worldwide Guide to Organized Crime | " | | 978-1-56858-348-8 | 2007 |
| The Encyclopedia of High-Tech Crime and Crime-Fighting | Hardcover | | 978-0-8160-4978-3 | 2003 |
| The Encyclopedia of High-Tech Crime and Crime-Fighting | Paperback | | 978-0-8160-4979-0 | 2003 |
| The Encyclopedia of Kidnappings | " | | 978-0-8160-4487-0 | 2002 |
| The Encyclopedia of Robberies, Heists, and Capers | Hardcover | | 978-0-8160-4488-7 | 2002 |
| The Encyclopedia of Robberies, Heists, and Capers | Paperback | | 978-0-8160-4489-4 | 2002 |
| The Encyclopedia of Serial Killers | " | | 978-0-7394-7249-1 | 2006 |
| The Encyclopedia of Serial Killers | " | | 978-0-8160-6196-9 | 2006 |
| The Encyclopedia of Serial Killers | " | | 978-0-8160-3979-1 | 2000 |
| The Encyclopedia of Serial Killers | Hardcover | | 978-0-8160-3978-4 | 1999 |
| The Encyclopedia of Serial Killers: A Study of the Chilling Criminal Phenomenon from the Angels of Death to the Zodiac Killer | " | | 978-0-8160-6195-2 | 2006 |
| The Encyclopedia of Unsolved Crimes | " | | 978-0-8160-7818-9 | 2009 |
| The Encyclopedia of Unsolved Crimes | Paperback | | 978-0-8160-7819-6 | 2009 |
| The Encyclopedia of Unsolved Crimes | Hardcover | | 978-0-8160-4980-6 | 2004 |
| The Encyclopedia of Unsolved Crimes | Paperback | | 978-0-8160-4981-3 | 2004 |
| The FBI and the KKK: A Critical History | " | | 978-0-7864-4072-6 | 2009 |
| The FBI and the KKK: A Critical History | Hardcover | | 978-0-7864-2254-8 | 2005 |
| The FBI Encyclopedia | Paperback | | 978-0-7864-6620-7 | 2012 |
| The Invisible Empire: The Ku Klux Klan in Florida | Hardcover | | 978-0-8130-2120-1 | 2001 |
| The Ku Klux Klan | Taschenbuch | | 978-0-7864-9559-7 | 2014 |
| The Ku Klux Klan: History, Organization, Language, Influence And Activities of America's Most Notorious Secret Society | Hardcover | | 978-0-7864-2787-1 | 2006 |
| The Ku Klux Klan in Mississippi: A History | " | | 978-0-7864-4653-7 | 2010 |
| The Mafia at Apalachin, 1957 | Paperback | | 978-0-7864-6640-5 | 2012 |
| The Penguin Book of Ghost Stories: From Elizabeth Gaskell to Ambrose Bierce | " | | 978-0-14-144236-5 | 2010 |
| The Texarkana Moonlight Murders: The Unsolved Case of the 1946 Phantom Killer | " | | 978-0-7864-7325-0 | 2013 |
| Un autre corps pour mon âme: Souvenirs de voyage dans l'au-delà | " | | 978-2-7619-2445-0 | 2008 |
| Un autre corps pour mon âme: Souvenirs de voyage dans l'au-delà | " | | 978-2-7619-1338-6 | 1996 |
| VIAJE DE LAS ALMAS, EL | Tapa blanda | | 978-84-15292-33-3 | 2015 |
| Viaje de las Almas: Estudios de Casos de la Vida Entre Vidas = Journey of Souls (Mente, Cuerpo y Espiritu ) | Paperback | | 978-607-415-525-9 | 2010 |
| Victorian Fairy Tales | Hardcover | | 978-0-19-960195-0 | 2015 |
| Vida Entre Las Vidas, La | Tapa blanda | | 978-84-7927-138-1 | 2004 |
| Warriors of the Word: The World of the Scottish Highlanders | Paperback | | 978-1-84158-826-1 | 2009 |
| Waste Land: The Savage Odyssey Of Charles Starkweather And Caril Ann Fugate | " | | 978-0-671-00198-8 | 1998 |
| When Bigfoot Attacks | " | | 978-1-905723-69-0 | 2011 |
| White Robes and Burning Crosses: A History of the Ku Klux Klan from 1866 | " | | 978-0-7864-7774-6 | 2014 |
| Wilde Kinder: Schicksale jenseits der Zivilisation | Gebunden | | 978-3-88400-413-5 | 2004 |
| zoi meta ti zoi / ζωή μετά τη ζωή | Paperback | | 978-9963-653-21-8 | 2004 |