Kumar, Saswati <br/><br/>
Environmental studies / 
Saswati Kumar 
 - Kolkata :  Mitram ,  2011 
 - 196 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>9789380036311 (pbk.)  Rs.120.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education
<br/><br/><label>Dewey Class. No.: </label>333.7