| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| How to Double Your Sales by Asking a Few More Questions: Making More Sales by Helping People Get What They Really Want | 978-0-9621177-1-8 (0-9621177-1-4) | 1994 |
| Trusting Yourself: How to Overcome the Psychological Barriers to Reaching Your Potential Selling Life Insurance, Investments and Financial Planning | 978-0-9621177-0-1 (0-9621177-0-6) | 1988 |