DEWEY MELVIL <br/><br/>
DDC-21' DEWEY DECIMAL CLASSIFICATION AND RELATIVE INDEX-4  INDEX MANUAL 

 - Twentyfirst 
 - NEWYARK  Forest Press  1996 
 - 1207 
 -  IV .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Subject analysis and control-classification
<br/><br/><label>Dewey Class. No.: </label>25.431