| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Soul Signs: Harness the Power of Your Sun Sign and Become the Person You Were Meant to Be | 978-0-684-82366-9 (0-684-82366-7) | 1998 |
| Soul Signs In Love: Use The Power Of Your Sign To Create A Healthy Loving Relationship With Your Perfect Partner | 978-0-684-85777-0 (0-684-85777-4) | 2001 |