| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Don't Panic: Douglas Adams and the "Hitch-hiker's Guide to the Galaxy" | Paperback | 978-1-84023-501-2 | 2002 | Neil Gaiman · David K. Dickson |
| Hitchhiker: A Biography of Douglas Adams | " | 978-1-932112-35-1 | 2005 | |
| Hitchhiker: A Biography Of Douglas Adams | " | 978-0-340-82489-4 | 2004 | |
| Hitchhiker: A Biography Of Douglas Adams | Hardcover | 978-0-340-82488-7 | 2003 | |
| Hitchhiker: A Biography of Douglas Adams | Paperback | 978-0-340-82766-6 | 2003 | |
| Hitchhiker: A Biography of Douglas Adams | Hardcover | 978-1-932112-17-7 | 2003 | |
| HITCH HIKER'S GUIDE | Paperback | 978-1-904048-46-6 | 2005 | |
| The Pocket Essential Hitchhiker's Guide | " | 978-1-903047-40-8 | 2001 | |
J. S. · J. Simpson · M J · M S. · M Simpson · Marcus B. Jr. Simpson · Mary Jett-Simpson · Matthew J. Simpson · Miss Jane Simpson · Mr Joe Simpson · Myrna J. Simpson
Hodder & Stoughton · Justin, Charles & Co. · Pocket Essentials · Titan Books Ltd