| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Instructor's Manual with Transparency Masters to Accompany the Professional Selling Process | 978-0-314-02148-9 (0-314-02148-5) | 1993 |
| The Professional Selling Process | 978-0-314-01164-0 (0-314-01164-1) | 1993 |
| The professional selling process | 978-0-314-01176-3 (0-314-01176-5) | 1993 |