DeFleur, Melvin L. <br/><br/>
Understanding mass communication / 
Melvin L. DeFleur. 
 - Boston :  Houghton Mifflin,  c1985. 
 - xi, 620 p. :  ill. 
<br/><br/>Includes Indexes. 
<br/><br/><label>ISBN: </label>0395359295 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass communication.<br/>Mass media.
<br/><br/><label>LC Class. No.: </label>P91  / .D4