| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| IML's Life Builder Student Package | 978-1-58034-054-0 (1-58034-054-7) | 2007 | M.A. Coleen Kulkin |
| The DISC Personality System - Enhance Communication and Relationships | 978-1-58034-000-7 (1-58034-000-8) | 2008 | Sanford Kulkin |