Schramm, Wilbur and Roberts, Donald F. <br/><br/>
The process and effects of mass communication 

 - London  ; University Of Illinois Press  , 1972 
 - ix, 997p. 
<br/><br/><label>ISBN: </label>0252001974   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication<br/>Mass Communication<br/>Media
<br/><br/><label>Dewey Class. No.: </label>302.23  / SCH