DeFleur, Melvin L.  & Ball-Rokeach, Sandra J. <br/><br/>
Theries of mass communication 

 - 4th Ed 
 - Longman, New York  1966 
 - xiii, 263 
<br/><br/><label>ISBN: </label>0-582-28277-2 
<br/><br/><label>Dewey Class. No.: </label>384 DeF/Bal