Verderber, Rudolph F. <br/><br/>
(The) challenge of effective speaking / 
Rudolph F. Verderber, Deanna D. Sellnow, Kathleen S. Verderber 
 - 15th ed. 
 -  Wadsworth Cengage Learning  2012 
<br/><br/>20141 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking
<br/><br/><label>LC Class. No.: </label>PN4129  / Ver