DeFleur, Melvin. <br/><br/>
Theories of mass communication / 
by Melvin L. DeFleur and Sandra Ball-Rokeach. 
 - 5th. 
 - New York :  London,  1988. 
 - xiv, 368p. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0582998700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Social aspects--HIstory.<br/>Mass media--Social aspects--HIstory.--United States<br/>Mass media--Social aspects--HIstory.--United States