The challenge of effective speaking /
Verderber Rudolph F.
The challenge of effective speaking / Rudolph F. Verderber - California Wadsworth Publishing Company, Inc. 1970 - 257 pages . : 24 cm .
Includes index
Public speaking
PN 4121 V47 1970 F
The challenge of effective speaking / Rudolph F. Verderber - California Wadsworth Publishing Company, Inc. 1970 - 257 pages . : 24 cm .
Includes index
Public speaking
PN 4121 V47 1970 F