DeFleur, Melvin L. <br/><br/>
Understanding Mass Communication 

 - 4th 
 - Boston  Hougthon Miffin Company  1991 
 - 637p. pbk. 
<br/><br/><label>ISBN: </label>0-395-47272-5 9780395472729 
<br/><br/><label>Subjects--Topical Terms: </label><br/>mass communication<br/>oldest medium<br/>newspapers, magazines
<br/><br/><label>LC Class. No.: </label>P92.U5.   / D443 1991