"Singh,Ajay Kumar" <br/><br/>
Pustakalaya Vishvakosh:pustakalaya:ek parichaya  pt-5 

 - New Delhi  Arjun Publinghing House  2010 
 - 254p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science-Encyclopedia
<br/><br/><label>Dewey Class. No.: </label>H 020.03 SIN