| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1988 | 978-0-929893-00-6 | Perry W., Ph.D. Buffington | Your Behavior Is Showing: Forty Prescriptions for Understanding and Liking Yourself |
| 1989 | 978-0-929893-01-3 | Perry Bussington | Unscrew Your Life: A Guide to Understanding and Changing Your Type s Personality |