| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1997 | 978-1-890181-00-0 | Renee Evenson | Customer Service 101: Basic Lessons to Be Your Best |
| '' | 978-1-890181-01-7 | Renee Evenson | Customer Service 201: Managing Your People to Be Their Best |
| 2010 | 978-1-890181-50-5 | George Ratz | George's Candy |