| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Voice of Your Company: Conversational Skills for Customer Service Reps | 978-1-932558-08-1 (1-932558-08-X) | 2006 |
| Your Pivotal Role: Frontline Leadership in the Call Center | 978-1-932558-11-1 (1-932558-11-X) | 2007 |