| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Female Ejaculation: Unleash the Ultimate G-Spot Orgasm | 978-1-56975-679-9 (1-56975-679-1) | 2008 | Ph.D. Jeffre Talltrees |
| Male Multiple Orgasm: Techniques That Guarantee You and Your Lover Intense Sexual Pleasure Again and Again and Again | 978-1-56975-625-6 (1-56975-625-2) | 2007 | |