Verderber, Rudolph E. <br/><br/>
The Challenge of Effective Speaking 
by Rudolph E. Verderber 
 - 11th ed. 
 - Australia  Thomson Learning  2000 
 - xxviii, 371 pages; 25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>981-240-312-4 
<br/><br/><label>Dewey Class. No.: </label>808.5/V58/2000