- The Call Center Handbook
- The Call Center Handbook: The Complete Guide to Starting, Running, and Improving Your Call Center (Call Center Handbook)
- The Call Center Handbook 4 Ed: The Complete Guide to Starting, Running, and Improving Your Customer Contact Center
- The Call Center Dictionary
- Dictionary of Sales and Marketing/Order No P90053
- Henry Lee
- Eugene Chuvyrov
- Rob Tiffany
- Pav Cherny
- Office of Government Commerce
- Microsoft Exchange Server Team
- Barry Callen
- Rita Clifton
- Daniel V. Hoffman
- GrandMasters
- Brian Reid
- Affinity Communications
- Craig J. Johnston
- Elizabeth Molony
- Stanley C. Abraham
- Kay Unkroth
- Fergus Strachan
- Glenn Bachmann
- Jim Sniechowski
- Kelth Dawson