Nine Gates Publishing · Stellar Pr
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Enneagram Field Guide, Notes on Using the Enneagram in Counseling, Therapy and Personal Growth | 978-0-9790125-4-9 (0-9790125-4-6) | 2007 |
| The Enneagram Field Guide: Notes on Using the Enneagram in Counseling, Therapy, and Personal Growth | 978-1-932601-01-5 (1-932601-01-5) | 2003 |
C B · C.S. · Carolyn Bartlett · S. B · S. Bartlett