Pathak, Arun K. <br/><br/>
Environmental studies / 
Arun K. Pathak 
 - 2nd ed 
 - Faridabad :  Silver Line Pub,  2009 
 - 376 p. ;  21 cm. 
<br/><br/><label>ISBN: </label>8190352148 (pbk.)  Rs.120.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental studies
<br/><br/><label>Dewey Class. No.: </label>372.357