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

 - 6th ed 
 - Australia:  Wadsworth/Thomson Learning,  2003. 
 - xii,488p.:  ill.;  24cm. 
<br/><br/>Include bibliographical references and index. 
<br/><br/><label>ISBN: </label>0-534-56274-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media<br/>Research<br/>Methology<br/>Australia.
<br/><br/><label>LC Class. No.: </label>SJMC P91.3W47