| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1993 | 978-1-882773-00-8 | Understanding Homosexuality | |
| 978-1-882773-01-5 | Impact Resources Corp. | Understanding Depression: The Hopelessness and the Helplessness | |
| 1993 | 978-1-882773-07-7 | Understanding the Homeless | |