Hopper, Robert. <br/><br/>
Communication concepts and skills / 
Robert Hopper and Jack L. Whitehead, Jr. 
 - New York :  Harper & Row,  c1979. 
 - xvii, 413 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 402-403. 
<br/><br/><label>ISBN: </label>0060429038 
<br/><br/><label>LCCN: </label>78027482  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication.
<br/><br/><label>LC Class. No.: </label>P90  / .H66 
<br/><br/><label>Dewey Class. No.: </label>302.2 HOP W