Media effects 
Potter, W. James. 
 -  SAGE Publications Inc,  2012 
 - xviii, 377 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-41296469-2 (pbk. : acid-free paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media -- Influence.
<br/><br/><label>Dewey Class. No.: </label>302.23 P866m 2012