Verderber, Rudolph F. <br/><br/>
The challenge of effective speaking / 
Rudolph F. Verderber. 
 - Belmont ;  California :  Wadsworth Publishing Company,  c1979 
 - xxviii, 319 p. :  ill. ;  26 cm. 
<br/><br/> Previous ed.: 1997. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0534006116 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public speaking.
<br/><br/><label>Dewey Class. No.: </label>808.51  / VEC 1979