Santra,S C . <br/><br/>
Environmental science 
S C Santra 
 - Kolkata:  New Central Book Agency,  2005 
 - 1529p. 
<br/><br/><label>Standard No.: </label>5124  [RecID from old SOUL v2 database] 
<br/><br/><label>Dewey Class. No.: </label>363.7