The Essential Enneagram by David Daniels, MD and Virginia Price, PhD

The Enneagram by Helen Palmer

The Enneagram in Love and Work by Helen Palmer

The Enneagram Advantage by Helen Palmer

The Pocket Enneagram by Helen Palmer

Inner Knowing Edited by Helen Palmer

The Spiritual Dimension of the Enneagram by Sandra Maitri

The Enneagram of Passions and Virtues by Sandra Maitri

The Enneagram Made Easy by Renee Baron and Elizabeth Wagele

The Wisdom of the Enneagram by Don Richard Riso and Russ Hudson

The Enneagram Movie and Video Guide 3.0 by Thomas Condon




Enneagram Worldwide: Studies in the Narrative Tradition

Enneagram Association in the Narrative Tradition

Dr. David Daniels

Enneagram : Helen Palmer

Enneagram Work: Peter O'Hanrahan

AlchemyWorks Events: Sandra Smith

The ChangeWorks: Tom Condon