Verderber, Rudolph F. <br/><br/>
The challenge of effective speaking / 
Rudolph F. Verderber. 
 - 8th ed. 
 - Belmont, Calif. :  Wadsworth,  c1991. 
 - xxi, 410 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>053413968X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking.