| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Bottom-Line Call Center Management: Creating a Culture of Accountability and Excellent Customer Service | 978-O-75O6-7684-7 (O-75O6-7684-1) | 2004 |
D B · D. Butler · D. P. · David B. · David Butler · David L. · David L. Butler · David P. · L B · L.P.