| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Is Your Family Driving You Mad?: How to Achieve Happier Relationships | 978-0-7499-2509-3 (0-7499-2509-4) | 2004 |
| Make Love Work For You: A Toolkit for Finding Happiness in Your Relationship | 978-0-7499-2332-7 (0-7499-2332-6) | 2002 |