Folkerts, Jean. <br/><br/>
Voices of a nation :  a history of mass media in the United States / 
Jean Folkerts, Dwight L. Teeter, Jr. ; with chapter biographies by Keith Kincaid. 
 - 4th ed. 
 - Boston :  Allyn and Bacon,  c2002. 
 - xviii, 588 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0205335462 (alk. paper) 
<br/><br/><label>LCCN: </label>2001046053 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--History.--United States
<br/><br/><label>LC Class. No.: </label>P92.U5  / F58 2002 
<br/><br/><label>Dewey Class. No.: </label>302.23/0973