Verderber, Rudolph F. <br/><br/>
The challenge of effective speaking / 
by Rudolph F. Verderber 
 - 6th ed. 
 - Belmont, Calif. :  Wadsworth Publishing Co.,  1985 
 - xiii, 400 p. :  ill. ;  21 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0534038859 
<br/><br/><label>LCCN: </label>84-011959 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking