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

 - 4th ed. 
 - Belmont, Calif. :  Wadsworth Pub. Co.,  1994 
 - 497 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MASS MEDIA--RESEARCH
<br/><br/><label>LC Class. No.: </label>P91.3  / W555M 1994