Singla, Deepika <br/><br/>
NTA UGC NET/ JRF/ SET paper 2 environmental science 
/ by Deepika Singla and Vivek Sharma 
 - New Delhi :  Arihant,  2019 
 - 691p.;  27cm. 
<br/><br/><label>ISBN: </label>9789326193559 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science<br/>Environmental studies<br/>Environmental biology<br/>Environmental  chemistry
<br/><br/><label>Dewey Class. No.: </label>333.7076  / SIN-NT