Kumar, Krishan. <br/><br/>
Theory of classification /  
by Krishan Kumar. 
 - 3rd ed. /  
 - New Delhi-110002 :   Vikas Publishing House Pvt. Ltd. ,   1983 
 - xii,538p :  
<br/><br/><label>ISBN: </label>0-7069-2313-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science 
<br/><br/><label>Dewey Class. No.: </label>2:12  / M3;3