APA (7th ed.) Citation

Verderber, R. F. (1982). The challenge of effective speaking. Wadsworth Pub.

Chicago Style (17th ed.) Citation

Verderber, Rudolph F. The Challenge of Effective Speaking. Belmont, CA: Wadsworth Pub, 1982.

MLA (9th ed.) Citation

Verderber, Rudolph F. The Challenge of Effective Speaking. Wadsworth Pub, 1982.