Verderber, R. F. (2000). The challenge of effective speaking (11th ed.). Australia: Wadsworth.
Chicago Style CitationVerderber, Rudolph F. The Challenge of Effective Speaking. 11th ed. Australia: Wadsworth, 2000.
MLA CitationVerderber, Rudolph F. The Challenge of Effective Speaking. 11th ed. Australia: Wadsworth, 2000.
Warning: These citations may not always be 100% accurate.