Maincurrents in mass communications 
[compiled by] Warren K. Agee, Phillip H. Ault, Edwin Emery. 
 - 2nd ed. 
 - New York  Harper & Row  c1989. 
 - xiii, 379 p.  ill.  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0060401850 
<br/><br/><label>LCCN: </label>88028239  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--United States.<br/>Mass media--Technological innovations.--United States<br/>Mass media--Moral and ethical aspects.
<br/><br/><label>LC Class. No.: </label>P92.U5  / M24 1989 
<br/><br/><label>Dewey Class. No.: </label>001.51/0973