St. Martin's Press · Tor Books
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Sexual Fitness: The Ultimate Guide to Pump While You Hump, Tone While You Bone and Shred in the Bed | Hardcover | 978-1-250-04114-2 (1-250-04114-7) | 2014 | D. J. Gugenheim · Marc Fellner-Erez · Anat Fellner-Erez |
| Sexual Fitness: The Ultimate Guide to Pump While You Hump, Tone While You Bone and Shred in the Bed | Digital | 978-1-4668-3729-4 (1-4668-3729-2) | 2014 | D J Gugenheim · Marc Fellner-Erez · Anat Fellner-Erez |