Berelson, Bernard <br/><br/>
Contents analysis in communication research 

 - New York  Hafner Publishing  1971 
 - 220p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Content analysis (Communication)<br/>Content analysis (Communication)<br/>Communication - Research
<br/><br/><label>Dewey Class. No.: </label>302.2014 BER-;