| title | media type | | ISBN-13 | year of publica- tion | other author(s) |
| Das Leben, das Universum und der ganze Rest | Taschenbuch | | 978-3-453-14605-1 | 1999 |
| Das Leben, das Universum und der ganze Rest | Broschiert | | 978-3-548-31136-4 | 1986 |
| Das Leben das Universum und der ganze Rest | Taschenbuch | | 978-3-8077-0205-6 | 1983 |
| Das Restaurant am Ende des Universums | " | | 978-3-453-14698-3 | 1998 |
| Das Restaurant am Ende des Universums | Broschiert | | 978-3-8077-0192-9 | 1982 |
| Der Elektrische Mönch: Dirk Gently's Holistische Detektei | Taschenbuch | | 978-3-453-19908-8 | 2001 |
| Der Elektrische Mönch: Dirk Gently's Holistische Detektei | Gebundene Ausgabe | | 978-3-8077-0226-1 | 1992 |
| Der junge Zaphod geht auf Nummer Sicher. CD | Audio CD | | 978-3-89940-611-5 | 2005 | Boris Aljinovic |
| Der lange dunkle Fünfuhrtee der Seele. Dirk Gently's Holistische Detektei.: Dirk Gently's Holistische Detektei | Taschenbuch | | 978-3-453-21072-1 | 2002 |
| Der tiefere Sinn des Labenz | " | | 978-3-453-87960-7 | 2004 | John Lloyd · Sven Böttcher |
| Der tiefere Sinn des Labenz | " | | 978-3-453-09982-1 | 1996 | John Lloyd · Sven Böttcher |
| Der tiefere Sinn des Labenz: Das Wörterbuch der bisher unbenannten Gegenstände und Gefühle | " | | 978-3-8077-0262-9 | 1992 | John Lloyd · Sven Böttcher |
| Die Letzten ihrer Art. 2 CDs: Eine Reise zu den aussterbenden Tieren unserer Erde | Audio CD | | 978-3-89813-228-2 | 2003 | Mark Carwardine |
| Die Letzten ihrer Art. CD- ROM. Eine Reise zu den aussterbenden Tieren unserer Erde | " | | 978-3-634-23000-5 | 1995 | " |
| Die Letzten ihrer Art: Eine Reise zu den aussterbenden Tieren unserer Erde | Taschenbuch | | 978-3-453-06115-6 | 2008 | " |
| Die letzten ihrer Art. Eine Reise zu den aussterbenden Tieren unserer Erde | Gebundene Ausgabe | | 978-3-455-08384-2 | 1991 |
| Dirk Gentle, détective holistique, tome 1: Un cheval dans la salle de bains | Broché | | 978-2-07-042682-9 | 2003 |
| Dirk Gentle, détective holistique, tome 2: Beau comme un aéroport | " | | 978-2-07-042683-6 | 2003 |
| Dirk Gently's Holistic Detective Agency | Audio CD | | 978-1-60283-428-6 | 2008 |
| Dirk Gently's Holistic Detective Agency | " | | 978-1-4056-7743-1 | 2007 |
| Dirk Gently's Holistic Detective Agency | Mass Market Paperback | | 978-0-671-74672-8 | 1991 |
| Dirk Gently's Holistic Detective Agency | Paperback | | 978-0-671-69267-4 | 1989 |
| Dirk Gently's Holistic Detective Agency | " | | 978-0-330-30162-6 | 1988 |
| Dirk Gently's Holistic Detective Agency / The Long Dark Tea-Time of the Soul. | Taschenbuch | | 978-3-88389-155-2 | 2001 |
| Dirk Gently: The Long Dark Teatime of the Soul | Audio CD | | 978-1-4056-8755-3 | 2008 |
| Douglas Adams at the "BBC" | " | | 978-0-563-49404-1 | 2004 |
| Douglas Adams's Guide to "The Hitchhiker's Guide to the Galaxy" | Audio Cassette | | 978-0-563-55236-9 | 1999 |
| Einmal Rupert und zurück: Der fünfte 'Per Anhalter durch die Galaxis' -Roman | Taschenbuch | | 978-3-453-08230-4 | 1995 |
| Fonds de tiroir | Poche | | 978-2-07-030210-9 | 2004 |
| Gefährliche Possen. Komische phantastische Geschichten. | Broschiert | | 978-3-453-13343-3 | 1998 | Peter Haining · Terry Pratchett |
| Guia del Autoestopista Galactico | Paperback | | 978-84-339-1247-3 | 1995 |
| Guida Galattica per Gli Autostoppisti | " | | 978-88-04-46463-1 | 2004 |
| Hitch-Hikers Guide - Radio Scripts | " | | 978-0-330-29288-7 | 1986 |
| Hitchhiker's Guide to the Galaxy: 5.1 Surround Tertiary Phase | Hardcover | | 978-0-563-50457-3 | 2006 |
| Hitchhiker's Guide to the Galaxy Pack | Paperback | | 978-0-330-44361-6 | 2007 |
| Hitchhikers Guide to the Galaxy Quintess | Unknown Binding | | 978-0-563-52960-6 | 2005 |
| Hitchhiker's Guide to the Galaxy: Quintessential Phase | Audio CD | | 978-1-60283-306-7 | 2007 |
| Hitchhiker's Guide to the Galaxy: Secondary Phase | " | | 978-1-4084-0977-0 | 2008 |
| Hitchhiker's Guide to the Galaxy: The Authorized Collection | Paperback | | 978-1-56389-271-4 | 1997 |
| Hitchhiker's Guide to the Galaxy, the Complete Radio Series | Audio CD | | 978-0-563-50419-1 | 2005 |
| Illustrated Hitchhiker's Guide To The Galaxy, The | Hardcover | | 978-0-517-59924-2 | 1994 |
| Lachs im Zweifel | Gebundene Ausgabe | | 978-3-453-86864-9 | 2003 | Benjamin Schwarz |
| Lachs im Zweifel: Zum letzten Mal per Anhalter durch die Galaxis | Taschenbuch | | 978-3-453-40045-0 | 2005 |
| Last Chance to See | Paperback | | 978-0-345-37198-0 | 1992 | Mark Carwardine |
| Last Chance to See.... | " | | 978-0-330-32002-3 | 1991 | " |
| Last Chance To See | Hardcover | | 978-0-517-58215-2 | 1991 |
| Last Chance to See/Windows CD-ROM | Unbound | | 978-1-55940-427-3 | 1996 |
| Le Guide du voyageur galactique: H2G2 | Broché | | 978-2-07-031901-5 | 2005 |
| Le Guide galactique, tome 2: Le dernier restaurant avant la fin du monde | " | | 978-2-07-041615-8 | 2000 |
| Le Guide galactique, tome 3: La vie, l'univers et le reste | " | | 978-2-07-041751-3 | 2001 |
| Le Guide Galactique, tome 4: Salut, et encore merci pour le poisson | " | | 978-2-07-041836-7 | 2001 |
| Le Guide galactique, tome 5: Globalement inoffensive | Poche | | 978-2-07-041932-6 | 2001 |
| Le Routard galactique, tome 4: Salut, et encore merci pour le poisson | " | | 978-2-207-30549-2 | 1994 |
| Liar's Autobiography | Paperback | | 978-0-413-47570-1 | 1980 | Graham Chapman · David Sherlock · Alex Martin · David Yallop · Pedro Montt |
| Life, the Universe and Everything | Audio CD | | 978-0-7393-3209-2 | 2006 |
| Life, the Universe and Everything | " | | 978-1-4050-9086-5 | 2006 |
| Life, the Universe and Everything | Paperback | | 978-0-330-49120-4 | 2002 |
| Life, The Universe And Everything | Hardcover | | 978-0-575-07485-9 | 2002 |
| Life, the Universe and Everything | Audio CD | | 978-0-7540-7565-3 | 2002 |
| Life, the Universe and Everything | " | | 978-1-59007-265-3 | 2002 |
| Life, the Universe and Everything | Mass Market Paperback | | 978-0-345-39182-7 | 1995 |
| Life, the Universe and Everything | Paperback | | 978-0-330-26738-0 | 1982 |
| Long Dark Tea Time | Audio CD | | 978-1-59777-008-8 | 2006 |
| Long Dark Tea Time of the Soul | Mass Market Paperback | | 978-0-671-74251-5 | 1991 |
| Long, Dark Tea-time of the Soul | Paperback | | 978-0-330-30955-4 | 1989 |
| Long, Dark Tea-time of the Soul | Hardcover | | 978-0-86220-323-8 | 1989 |
| Long, Dark Tea-time of the Soul | " | | 978-0-434-00921-3 | 1988 |
| Mach's gut, und danke für den Fisch | Taschenbuch | | 978-3-453-14606-8 | 1999 |
| Macht's gut und danke für den Fisch | " | | 978-3-8077-0211-7 | | Benjamin Schwarz |
| Mostly Harmless | Audio CD | | 978-0-7393-3213-9 | 2006 |
| Mostly Harmless | " | | 978-1-4050-9088-9 | 2006 |
| Mostly Harmless | " | | 978-0-7540-5563-1 | 2003 |
| Mostly Harmless | Paperback | | 978-0-330-32311-6 | 2002 |
| Mostly Harmless | " | | 978-0-330-49122-8 | 2002 |
| Mostly Harmless | Unknown Binding | | 978-0-7540-7569-1 | 2002 |
| Mostly Harmless | Audio Cassette | | 978-1-59007-258-5 | 2002 |
| Mostly Harmless | Audio CD | | 978-1-59007-259-2 | 2002 |
| Mostly Harmless | Mass Market Paperback | | 978-0-345-41877-7 | 2000 |
| Original Hitchhikers Radio Scripts | Hardcover | | 978-0-517-55950-5 | 1987 |
| Per Anhalter durch die Galaxis 1. 6 CDs: Das Restaurant am Ende des Universums | Audio CD | | 978-3-89940-624-5 | 2005 |
| Per Anhalter durch die Galaxis 2, 6 Audio-CDs | " | | 978-3-89940-544-6 | 2005 |
| Per Anhalter durch die Galaxis, 5 Romane in 1 Bd. | Taschenbuch | | 978-3-453-20961-9 | 2001 |
| Per Anhalter durch die Galaxis | " | | 978-3-453-14697-6 | 1998 |
| Per Anhalter durch die Galaxis | " | | 978-3-8077-0171-4 | 1982 |
| Per Anhalter durch die Galaxis. Der Roman zum Film. Mit exklusivem Material zum Film | " | | 978-3-453-50016-7 | 2005 | Benjamin Schwarz |
| Per Anhalter durch die Galaxis: Gesamtausgabe | Gebundene Ausgabe | | 978-3-8077-1017-4 | 2006 |
| Per Anhalter durch die Galaxis. Roman. | Broschiert | | 978-3-548-22491-6 | 1984 |
| Per Anhalter durch die Galaxis . Roman. . | Taschenbuch | | 978-3-548-31070-1 | 1984 |
| Per Anhalter ins All, 6 Audio-CDs | Audio CD | | 978-3-89940-276-6 | 2003 |
| Per Anhalter ins All. Teil 1 - 6 . 6 Cassetten. | Hörkassette | | 978-3-89584-098-2 | 1997 |
| Per Anhalter ins All. Teil 7 - 15 | Audio CD | | 978-3-89584-171-2 | 1996 |
| Raumschiff Titanic. 2 CDs: Eine Produktion des SWR | " | | 978-3-89813-003-5 | 1999 | Terry Jones |
| Raumschiff Titanic. | Broschiert | | 978-3-442-44886-9 | 2001 |
| Raumschiff Titanic | Gebundene Ausgabe | | 978-3-442-30798-2 | 1998 | Terry Jones |
| Salmon Doubt | Paperback | | 978-0-330-41956-7 | 2003 |
| Shada | Audio CD | | 978-1-84435-039-1 | 2003 | Gary Russell |
| So Long, and Thanks for All the Fish | " | | 978-0-7393-3211-5 | 2006 |
| So Long, and Thanks for All the Fish | " | | 978-1-4050-9087-2 | 2006 |
| So Long, and Thanks for All the Fish | " | | 978-0-7540-5562-4 | 2003 |
| So Long, and Thanks for All the Fish | Paperback | | 978-0-330-49123-5 | 2002 |
| So Long and Thanks for All the Fish | Audio CD | | 978-1-59007-261-5 | 2002 |
| So Long and Thanks for All the Fish | " | | 978-1-59777-005-7 | 2001 |
| So Long, and Thanks for All the Fish | Mass Market Paperback | | 978-0-345-39183-4 | 1999 |
| So Long, and Thanks for All the Fish | Paperback | | 978-0-330-28700-5 | 1985 |
| So Long, and Thanks for all the Fish | Hardcover | | 978-0-517-55439-5 | 1985 |
| So Long and Thanks for all the Fish | Paperback | | 978-0-671-52580-4 | 1985 |
| So Long, and Thanks for All the Fish: Complete & Unabridged | Unknown Binding | | 978-0-7540-7567-7 | 2002 |
| Starship Titanic | Poche | | 978-2-290-05365-2 | 2001 | Terry Jones |
| Sunset at Blandings | Paperback | | 978-0-14-028465-2 | 2000 | P.G. Wodehouse |
| The Complete Hitch-hikers Guide to the Galaxy | Audio CD | | 978-0-563-49421-8 | 2003 |
| The Deeper Meaning of Liff | Paperback | | 978-0-330-32220-1 | 1992 | John Lloyd |
| The Deeper Meaning of Liff | " | | 978-0-330-31606-4 | 1990 | " |
| The Deeper Meaning of Liff: A Dictionary of Things There Aren't Any Words for Yet--But There Ought to Be | " | | 978-0-307-23601-2 | 2005 | " |
| The Deeper Meaning of Liff: A Dictionary of Things There Aren't Any Words for Yet- But There Ought to Be | Hardcover | | 978-0-517-58597-9 | 1993 | " |
| The Dirk Gently Omnibus | " | | 978-0-434-00919-0 | 2001 |
| The Hitchhiker's Guide to the Galaxy. 6 CDs | Audio CD | | 978-3-89940-486-9 | 2005 |
| The Hitchhiker's Guide to the Galaxy, 25th Anniversary Edition | Hardcover | | 978-1-4000-5292-9 | 2004 |
| The Hitchhiker's Guide to the Galaxy | Paperback | | 978-0-330-43798-1 | 2005 |
| The Hitchhiker's Guide to the Galaxy | " | | 978-0-330-43895-7 | 2005 |
| The Hitchhiker's Guide to the Galaxy | Audio Cassette | | 978-0-563-50412-2 | 2005 |
| The Hitchhiker's Guide to the Galaxy | Audio CD | | 978-0-7393-2220-8 | 2005 |
| The Hitchhiker's Guide to the Galaxy | " | | 978-1-4050-5397-6 | 2005 |
| The Hitch Hiker's Guide to the Galaxy | Paperback | | 978-0-330-49119-8 | 2002 |
| The Hitch Hiker's Guide To The Galaxy | Hardcover | | 978-0-575-07484-2 | 2002 |
| The Hitchhiker's Guide to the Galaxy | Audio CD | | 978-1-59007-257-8 | 2002 |
| The Hitchhiker's Guide to the Galaxy | Paperback | | 978-0-345-41891-3 | 1997 |
| The Hitchhiker's Guide to the Galaxy | Mass Market Paperback | | 978-0-345-39180-3 | 1995 |
| The Hitchhiker's Guide To The Galaxy | Paperback | | 978-0-330-25864-7 | 1979 |
| The Hitchhiker's Guide to the Galaxy: A Novel | Hardcover | | 978-0-517-54209-5 | 1980 |
| The Hitch Hiker's Guide to the Galaxy: A Trilogy in Five Parts | " | | 978-0-434-00348-8 | 1995 |
| The Hitch Hiker's Guide to the Galaxy: A Trilogy in Four Parts | Paperback | | 978-0-330-49204-1 | 2002 |
| The Hitch Hiker's Guide to the Galaxy: Complete & Unabridged | Unknown Binding | | 978-0-7540-7561-5 | 2002 |
| The Hitchhiker's Guide to the Galaxy, Deluxe 25th Anniversary Edition | Hardcover | | 978-1-4000-5293-6 | 2004 |
| The Hitchhiker's Guide to the Galaxy: Douglas Adams Live in Concert | Audio CD | | 978-1-59777-155-9 | 2007 |
| The Hitchhiker's Guide to the Galaxy: Primary Phase | " | | 978-1-60283-511-5 | 2008 |
| The Hitch Hikers Guide to the Galaxy: Primary Phase | Library Binding | | 978-0-563-47788-4 | 2001 |
| The Hitch Hiker's Guide to the Galaxy: Primary Phase | Audio Cassette | | 978-0-563-40182-7 | 1998 |
| The Hitch Hiker's Guide to the Galaxy: Primary Phase | Audio CD | | 978-0-563-38974-3 | 1996 |
| The Hitchhiker's Guide to the Galaxy: Quandary Phase | Audio Cassette | | 978-0-563-50402-3 | 2005 |
| The Hitchhiker's Guide to the Galaxy: Quandary Phase | Audio CD | | 978-0-563-50496-2 | 2005 |
| The Hitchhiker's Guide to the Galaxy: Quandary Phase | " | | 978-1-57270-488-6 | 2005 | BBC Radio Cast |
| The Hitchhiker's Guide to the Galaxy: Quintessential Phase | Library Binding | | 978-0-563-50407-8 | 2005 |
| The Hitchhiker's Guide to the Galaxy Radio Scripts: v. 2: The Tertiary, Quandary and Quintessential Phases: v. 2 | Paperback | | 978-0-330-43510-9 | 2005 | Dirk Maggs |
| The Hitchhiker's Guide to the Galaxy: Secondary Phase | Library Binding | | 978-0-563-47789-1 | 2001 |
| The Hitch Hiker's Guide to the Galaxy: Secondary Phase | Audio Cassette | | 978-0-563-40183-4 | 1993 |
| The Hitchhikers Guide to the Galaxy: Tertiary Phase | Audio CD | | 978-0-563-51084-0 | 2005 |
| The Hitchhiker's Guide to the Galaxy: Tertiary Phase | " | | 978-1-57270-469-5 | 2005 |
| The Hitchhiker's Guide to the Galaxy, Tertiary Phase | Audio Cassette | | 978-0-563-51038-3 | 2004 |
| The Hitchhiker's Guide to the Galaxy, Tertiary Phase | Audio CD | | 978-0-563-51043-7 | 2004 |
| The Hitchhiker's Guide to the Galaxy: The Collector's Edition | " | | 978-0-563-47702-0 | 2001 |
| The Hitchhiker's Guide to the Galaxy: The Complete BBC Radio Series | " | | 978-1-60283-479-8 | 2008 |
| The Hitch Hiker's Guide to the Galaxy: The Original Radio Scripts | Paperback | | 978-0-330-41957-4 | 2003 |
| The Hitchhiker's Guide to the Galaxy: Volume One of the Hitchhiker's Trilogy | Audio Cassette | | 978-1-59040-028-9 | 2001 |
| The Hitch Hiker's Guide to the Galaxy: WITH "The Restaurant at the End of the Universe", "Life, the Universe and Everything", "So Long, and Thanks for All the Fish", "Mostly Harmless" | Audio CD | | 978-0-7540-7571-4 | 2002 |
| The Hitchhiker Trilogy | Paperback | | 978-0-330-31611-8 | 1992 |
| The Hitchhiker Trilogy Boxset | " | | 978-0-330-43756-1 | 2003 |
| The Long Dark Tea-time of the Soul | Hardcover | | 978-0-7531-0473-6 | 1998 |
| The Long Dark Tea-Time of the Soul | Paperback | | 978-0-671-69404-3 | 1990 |
| The Long Dark Tea-Time of the Soul | Hardcover | | 978-0-671-62583-2 | 1989 |
| The Meaning of Liff | " | | 978-0-517-55347-3 | 1984 | John Lloyd |
| The Meaning of Liff | Paperback | | 978-0-571-13143-3 | 1984 | " |
| The Meaning of Liff | " | | 978-0-330-28121-8 | 1983 | " |
| The Restaurant at the End of the Universe | Audio CD | | 978-0-7393-3207-8 | 2006 |
| The Restaurant at the End of the Universe | " | | 978-1-4050-9084-1 | 2006 |
| The Restaurant at the End of the Universe | Paperback | | 978-0-330-49121-1 | 2002 |
| The Restaurant at the End of the Universe | Hardcover | | 978-0-575-07486-6 | 2002 |
| The Restaurant at the End of the Universe | Audio CD | | 978-1-59007-263-9 | 2002 |
| The Restaurant at the End of the Universe | Paperback | | 978-0-330-26213-2 | 2001 |
| The Restaurant at the End of the Universe | " | | 978-0-345-41892-0 | 1997 |
| The Restaurant at the End of the Universe | Mass Market Paperback | | 978-0-345-39181-0 | 1995 |
| The Restaurant at the End of the Universe: Complete & Unabridged | Audio Cassette | | 978-0-7540-7562-2 | 2002 |
| The Restaurant at the End of the Universe: Complete & Unabridged | Unknown Binding | | 978-0-7540-7563-9 | 2002 |
| The Salmon of Doubt. | Paperback | | 978-0-345-45935-0 | 2003 |
| The Salmon of Doubt | " | | 978-0-345-46095-0 | 2003 |
| The Salmon of Doubt | Hardcover | | 978-0-333-76657-6 | 2002 | Stephen Fry |
| The Salmon of Doubt: Hitchhiking the Galaxy One Last Time | Audio CD | | 978-1-59777-006-4 | 2006 |
| The Salmon of Doubt: Hitchhiking the Galaxy One Last Time | Mass Market Paperback | | 978-0-345-45529-1 | 2005 |
| The Salmon of Doubt: Hitchhiking the Galaxy One Last Time | Paperback | | 978-0-330-32312-3 | 2003 |
| The Salmon of Doubt: Hitchhiking the Galaxy One Last Time | Hardcover | | 978-1-4000-4508-2 | 2002 |
| The Salmon of Doubt: Hitchhiking the Galaxy One Last Time | Audio CD | | 978-1-59007-151-9 | 2002 | Terry Gilliam |
| The Ultimate Hitchhiker's Guide | Hardcover | | 978-0-517-14925-6 | 1996 |
| The Ultimate Hitchhiker's Guide: Complete and Unabridged | " | | 978-0-517-12485-7 | 1997 |
| The Ultimate Hitchhiker's Guide: Five Complete Novels and One Story | Leather Bound | | 978-0-517-22695-7 | 2005 |
| The Ultimate Hitchhiker's Guide to the Galaxy | Paperback | | 978-0-345-45374-7 | 2002 |
| The Ultimate Hitchhiker's Guide to the Galaxy, A Trilogy in Six Parts. Alle 6 Geschichten in einem Band.: Vollständige Hitchhiker-Reihe inklusive des Bestsellers: ... Young Zaphod Plays It Safe. Text in Englisch | Gebundene Ausgabe | | 978-3-89687-070-4 | 2006 |
| The Wizards of Odd: Comic Tales of Fantasy | Paperback | | 978-1-85723-635-4 | 1997 | Terry Pratchett · Brian W. Aldiss |