Media power in politics / 
edited by Doris A. Graber. 
 - 5th ed. 
 - Washington, D.C. :  CQ Press,  c2007. 
 - x, 454 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>1933116773 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Political aspects--United States.<br/>Mass media--Social aspects--United States.