Verderber, Rudolf F. <br/><br/>
The challenge of effective speaking / 
 Challenge of effective speaking  [electronic resource] 
Rudolf F. Verderber 
 - 13th ed. 
 - Belmont, CA :  Wadsworth/Thomson Learning,  2006 
 - 372 p. :  col. ill. ;  26 cm. +  1 computer disc 
<br/><br/><label>ISBN: </label>0534646972 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking