| title | ISBN-13 | year of publication | |
|---|---|---|---|
| Ein Traumpaar für immer | 978-3-423-36083-8 | 1999 | |
| Guerrilla Dating Tactics: 2 | 978-0-525-93570-4 | 1993 | |
| Guerrilla Dating Tactics: Strategies, Tips, and Secrets for Finding Romance | 978-0-452-28011-3 | 1998 | |
| How to Stay Lovers for Life: Discover a Marriage Counselor's Tricks of the Trade | 978-0-525-94284-9 | 1997 | |
| Love Shrinks: A Memoir of a Marriage Counselor's Divorce | 978-1-56947-936-0 | 2011 |
Dutton · Plume · dtv Verlagsgesellschaft