Santra, S C. <br/><br/>
Environmental science / 
By S C Santra. 
 - 3rd ed. 
 - New Delhi :  NEW CENTRAL BOOK AGENCY,  2013. 
 - xxx, 1522p. ;  00 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENVIRONMENT.
<br/><br/><label>Dewey Class. No.: </label>363.7  / SAN