Bagdikian, Ben H. <br/><br/>
The media monopoly / 
Ben H. Bagdikian. 
 - 5th ed. 
 - Boston :  Beacon Press,  1997. 
 - xlix, 289 p. ;  21 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0807061557 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Economic aspects--United States.<br/>Monopolies--United States.