- Series:
- The Legacy Series
- Death-Angel Trilogy
- The Book of the Dead
- Standalone:
- The Last Laugh
- The Fifth Angel
- The Last Vampire
Non-Fiction:
- Psychology/Popular Science:
- Born to Win: Transactional Analysis with Gestalt Experiments: A Guide for Therapists and Counselors
- Winning through Transactional Analysis: A Guide to Personal Success.
- Games Alcoholics Play: The Analysis of Alcoholism Using the Transactional Analysis Method
- The Money Book
- Love: A Transactional Analysis
- Your Money and Your Life: A Book for Smart People Who Want to Spend Less, Save More, and Live Better
- Health & Fitness:
- Fit!
- Feelin' Good!
- Business & Economics:
- Winning Through Salesmanship
- Managing and Being Managed: Transactional Analysis Applied to Organizations and Social Systems.