Rivers, William L. <br/><br/>
Responsibility in mass communication 

 - 3rd Edition 
 - New York  Harper & Row Publishers  1980 
 - 378p. 
<br/><br/><label>ISBN: </label> RS 87.50 
<br/><br/><label>Source: </label> RS 87.50 
<br/><br/><label>Dewey Class. No.: </label>302.2 RIV