Iqbal, S. M. Anas and Panwar, Upendra Singh  <br/><br/>
Environmental studies / 

 - New Delhi,   Shroff Publishers and Distributors Pvt.Ltd.   c2015. 
 - xiii, 231p. ;  ill. ;  23.3 cm.  
<br/><br/><label>ISBN: </label>9789351108405 
<br/><br/><label>LC Class. No.: </label>20069-20098 
<br/><br/><label>Dewey Class. No.: </label>574.5