Wimmer, Roger, D. <br/><br/>
Mass media research: An Introduction 

 - Belmont  Wadsworth  1994 
 - xiv, 497p.  24 cm. 
 - Wadsworth series in mass communication .
<br/><br/><label>ISBN: </label>0534174728 
<br/><br/><label>Dewey Class. No.: </label>302.23072,  / D, wim