Krippendorff, Klaus <br/><br/>
Content analysis : an introduction to its methodology 

 - Beverly Hills, Calif. :  Sage,  1981 
 - 189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CONTENT ANALYSIS (COMMUNICATION)
<br/><br/><label>LC Class. No.: </label>P93  / K746C