Sanyal, K. <br/><br/>
Ecology  and  Environment 

 - 1st /   2009. 
 - Kolkata:  Books  and  Allied  (P)  Limited,  2009. 
 - 308p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Chemistry, Ecology. 
<br/><br/><label>Dewey Class. No.: </label>577