Somnath Mishra <br/><br/>
Poribesh Biggyan 

 - Kolkata  Shreebhumi  2000 
 - 229 p. 
<br/><br/><label>ISBN: </label> 80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science
<br/><br/><label>Dewey Class. No.: </label>301.3  / SIN-2