Kumar, Krishan <br/><br/>
Theory Of Classification 

 - 4th Rev.ed 
 - New Delhi  Vikas Publishing House Pvt. Ltd.  1992 
 - xii,560p;pbk 
<br/><br/><label>ISBN: </label>0 7069 6432 2 
<br/><br/><label>Dewey Class. No.: </label>025.42/Kri