Introducing mass communication/  English. 
Michael W. Gamble, Teri Kwal Gamble. 
 - 2nd Ed. 
 - New York:  McGraw-Hill book company,  1989. 
 - xvi, 549p.:  ill.;  23cm. 
<br/><br/><label>ISBN: </label>007022773X 
<br/><br/><label>Dewey Class. No.: </label>659.235  / GAM