| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Introduction | 978-1-881302-01-8 (1-881302-01-6) | 1991 |
| Successful Cold Call Selling | 978-1-881302-10-0 (1-881302-10-5) | 1992 |
| Successful Cold Call Selling: Over 100 New Ideas, Scripts, and Examples From the Nation's Foremost Sales Trainer | 978-0-8144-7718-2 (0-8144-7718-6) | 1989 |