Schramm, Wilbur.  1907-, <br/><br/>
Mass communications :  a book of readings / 
Wilbur Schramm 
 - 2d ed. 
 - Urbana :  University of Illinois Press,  1960. 
 - 695 p. :  figs., tables ;  22 cm. 
<br/><br/> includes index 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mass media--Social aspects.
<br/><br/><label>Dewey Class. No.: </label>302.23