Davison, Walter Phillip. <br/><br/>
Masss Media:Systems And Effects. 

 - New York:  Holt,Rinehart And Winstons,  1976. 
 - ix,245p.:  ill  24cm. 
<br/><br/><label>ISBN: </label>0275336808 
<br/><br/><label>ISSN: </label>2232-1403 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commucation--Social Aspects.
<br/><br/><label>Dewey Class. No.: </label>301.161 DAV.