| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1994 | 978-1-885705-00-6 | David Keirsey ยท Marilyn Bates | Please Understand Me: Character & Temperment Types |
| 1998 | 978-1-885705-02-0 | David Keirsey | Please Understand Me II: Temperament, Character, Intelligence |
| 2002 | 978-1-885705-03-7 | Stephen Montgomery | People Patterns: A Popular Culture Introduction to Personality Types and the Four Temperaments |
| 2010 | 978-1-885705-22-8 | David Keirsey | Personology |