APA (7th ed.) Citation

Verderber, R. F., & Verderber, K. S. (2003). The challenge of effective speaking (Twelfth edition.). Thomson/Wadsworth.

Chicago Style (17th ed.) Citation

Verderber, Rudolph F., and Kathleen S. Verderber. The Challenge of Effective Speaking. Twelfth edition. Belmont, CA: Thomson/Wadsworth, 2003.

MLA (9th ed.) Citation

Verderber, Rudolph F., and Kathleen S. Verderber. The Challenge of Effective Speaking. Twelfth edition. Thomson/Wadsworth, 2003.

Warning: These citations may not always be 100% accurate.