Rodman, George <br/><br/>
Mass media in a changing world / 
George Rodman 
 - 4th ed. 
 - New York :  McGraw-Hill,  2012 
 - xxvii, 498 p. :  ill. ( some col.)  ;  28 cm. 
<br/><br/>Includes bibliographical references (pages 449-457) and index 
<br/><br/><label>ISBN: </label>9780073512013 007351201X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media