| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Cthulhu by Gaslight: Horror Roleplaying in 1890s England | 978-1-56882-355-3 | 2012 | Kevin Ross | |
| Cthulhu by Gaslight: Horror Roleplaying in 1890s England | 978-0-933635-13-5 | 1986 | ||
| Cthulhu, Chaugnar Faugns Fluch | 978-3-937826-60-8 | 2010 | Sheldon Gilett · Jan Chr. Steines | |
| Cthulhu Now: Modern Adventures and Background for Call of Cthulhu Roleplaying/3307 | 978-0-933635-51-7 | 1992 | Peter Corless · Keith Herber · Jeff Okamoto · Petersen | |
| GURPS, Space | 978-3-930635-16-0 | 1996 | Steve Jackson | |
| GURPS Space: Roleplaying in the Worlds of Tomorrow | 978-1-55634-172-4 | 1991 | " | |
| Kuturufu shinwa tiarupiji kuturufu bai gasuraito: Koru obu kuturufu. | 978-4-04-729491-2 | 2014 | ||
| Recovering for Psychological Injuries | 978-0-941916-51-6 | 1990 | ||
A. B. · A. Barton · W.A. · W.A B. · W. B. · William A. · William B. · William Barton
Assn of Trial Lawyers of Amer · Chaosium · Pegasus · Pegasus Spiele · Steve Jackson Games