Wimmer, Roger D <br/><br/>
Mass media research :  an introduction / 
Roger D. Wimmer, Joseph R. Dominick 
 - 7th ed 
 - Belmont, CA :  Thomson/Wadsworth,  c2003 
 - xiii, 488 p. :  ill. ;  25 cm 
 - Wadsworth series in mass communication and journalism .
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0534562744 
<br/><br/><label>LCCN: </label>2002102411 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Research
<br/><br/><label>Dewey Class. No.: </label>302.23072