| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Call of Cthulhu: Fantasy Roleplaying in the Worlds of H.P. Lovecraft | 978-0-933635-58-6 (0-933635-58-3) | 1989 | |
| Call of Cthulhu: Horror Roleplaying in the Worlds of H. P. Lovecraft | 978-1-56882-151-1 (1-56882-151-4) | 2004 | Lynn Willis |
| L'appel de Cthulhu | 978-2-7408-0050-8 (2-7408-0050-9) | 1993 | " |