| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Romancing the Grape: Relationship Selling for Hospitality Professionals | 978-0-9628039-0-1 (0-9628039-0-1) | 2018 | |
| The Executive Persuader: How to Be a Powerful Speaker | 978-0-9628039-6-3 (0-9628039-6-0) | 1991 | Tom Watson |