Davison, W. Phillips  1918- <br/><br/>
Mass media :  systems and effects / 
W. Phillips Davison, James R. Boylan [and] Frederick T. C. Yu 
 - New York :  Praeger,  1976 
 - ix, 245 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0275336808 :  USD 8.90 0275891402 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Social aspects<br/>Communication--Social aspects
<br/><br/><label>Dewey Class. No.: </label>301.243