McQuail, Denis. <br/><br/>
McQuail's mass communication theory / 
Denis McQuail. 
 - 5th ed. 
 - London :  Sage Publications,  2005. 
 - viii, 616 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references.  
<br/><br/><label>ISBN: </label>1412903726 (pbk. ) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media.