| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Overcoming Your Alcohol, Drug & Recovery Habits | 978-1-884365-29-4 (1-884365-29-9) | 2003 |
| The 10 Immutable Laws of Power Selling: The Key to Winning Sales, Wowing Customers, and Driving Profits Through the Roof | 978-0-07-141661-0 (0-07-141661-7) | 2003 |