Sil, Ajit <br/><br/>
পরিবেশ 
 Paribesh 
Ajit Sil 
 - 6th ed. 
 - Kolkata:  The Himalayan Books,  2009 
 - 180p.  21cm. 
<br/><br/> Includes  word index and question paperes. 
<br/><br/><label>ISBN: </label> Rs.80.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENVIRONMENT
<br/><br/><label>Dewey Class. No.: </label>333.7  / SIL