Dominick, Joseph R. <br/><br/>
The dynamics of mass communication :  media in transition / 
Joseph R. Dominick. 
 - 12th ed. 
 - New York :  McGraw-Hill,  2012. 
 - xxi, 470 p. :  ill. ;  28cm. 
<br/><br/> lncludes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780071318266 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media.<br/>Social media.<br/>Internet.