school books on environment issues :  bioscope of piu and pom / 
by Souparno Banerjee and Arif Ayaz Parrey 
 - Newdelhi :  Centre for Science and Environment,  2017. 
 - 40 p.  ill.  25 c.m 
<br/><br/><label>Subjects--Topical Terms: </label><br/>environment issues 
<br/><br/><label>Dewey Class. No.: </label>628  / BAN/S