- The 16 Personality Types, Descriptions for Self-Discovery
- Understanding Yourself and Others, An Introduction to Temperament - 2.0
- Understanding Yourself and Others: An Introduction to Interaction Styles
- Quick Guide to the 16 Personality Types in Organizations: Understanding Personality Differences in the Workplace
- Dynamics of Personality Type : Understanding and Applying Jung's Cognitive Processes (Understanding yourself and others series)










