Wimmer, Roger D. <br/><br/>
Mass media research : an introduction / Roger D. Wimmer. 

 - 5th ed. 
 - Wadsworth 
<br/><br/><label>ISBN: </label>0534244742 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media - research
<br/><br/><label>Dewey Class. No.: </label>302.23072 WIM