Krishan Kumar <br/><br/>
Theory of classification 

 - Delhi, India:  Vikas Publishing House,  1983 
 - 538p. 
<br/><br/><label>ISBN: </label>0-7069-1320-5 
<br/><br/><label>Source: </label> TB 
<br/><br/><label>Subjects--Topical Terms: </label>