Narendra Kumar <br/><br/>
Elements of environmental science 

 - New Delhi  Studium Press  2018 
 - xiv, 385 p. 
<br/><br/> 3028 29/01/2018 RBP18/69093 20/02/2018 Main Budget 
<br/><br/><label>ISBN: </label> RS1595 
<br/><br/><label>Dewey Class. No.: </label>363.7 N167E