| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Gamma World Player's Handbook: A Campaign Setting for d20 Roleplaying | 978-1-58846-069-1 (1-58846-069-X) | 2003 | Bruce Baugh · Ian Eller · Geoff Skellams |
| Laws of the Night: Camarilla Guide | 978-1-56504-731-0 (1-56504-731-1) | 2000 | Jason Carl · Matthew Hooper · Edward MacGregor |