DeFleur, Melvin L. <br/><br/>
Mass communication theories :  explaining origins, processes, and effects / 

 - London :  Routledge,  c2010. 
 - xx, 358 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781138441415 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media.
<br/><br/><label>LC Class. No.: </label>P 90  / DEF