De Fleur, Melvin Lawrence <br/><br/>
Theories of mass communication 
Melvin L. De Fleur, Sandra Ball-Rokeach. 
 - 3d ed. 
 - New York  D. McKay Co.  c1975. 
 - xv, 288 p.  ill.  21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>067930293X 
<br/><br/><label>LCCN: </label>76354167  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Social aspects.
<br/><br/><label>LC Class. No.: </label>HM258  / .D35 1975 
<br/><br/><label>Dewey Class. No.: </label>301.16