Kumar, Krishan . <br/><br/>
Theory of classification /  
Krishan Kumar. 
 - 4th rev. ed /  
 - New Delhi :   Vikas Publishing House ,   1988. 
 - ix, 560 p. ;  20 cm .  
<br/><br/>includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780706986389  495 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY CLASSIFICATION<br/>CLASSIFICATION
<br/><br/><label>Dewey Class. No.: </label>025.42  / KUM/T