Holsti, Ole R <br/><br/>
Content analysis for the social sciences and humanities 
/ by Ole R. Holsti 
 - Reading, Mass.  Addison-Wesley  1969 
 - 235 p. ; 22 cm. 
<br/><br/>p. 195-221. 
<br/><br/><label>LCCN: </label>69-018008 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Content analysis (Communication)<br/>Content analysis (Communication)--Data processing