Krishan Kumar <br/><br/>
Reference service 

 - 1st Ed. 
 - New DElhi  Vikas Publishing House Pvt Ltd.  1991 
 - 431 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library and Information Science
<br/><br/><label>Dewey Class. No.: </label>20  / KR-R