GMC Publications · The Call Center School Press
| title | ISBN-13 | year of publication |
|---|---|---|
| Call Center Staffing: The Complete, Practical Guide to Workforce Management | 978-0-9744179-0-5 | 2003 |
| Call Center Supervision: The Complete, Practical Guide to Managing Frontline Staff | 978-0-9744179-2-9 | 2004 |
| Power Phrasing | 978-0-9744179-4-3 | 2008 |
| Quick Knits | 978-1-86108-403-3 | 2006 |
| The Power of One | 978-0-9744179-3-6 | 2005 |