De, Anil Kumar <br/><br/>
Environmental studies 
Anil Kumar De and Arnab Kumar De 
 - New Delhi  New age international  2001 
 - 206p. 
<br/><br/> Includes appendix and index 
<br/><br/><label>ISBN: </label>81-224-1293-9  Rs.120 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment Science
<br/><br/><label>Dewey Class. No.: </label>363.7  / DE