Singh, K.K. <br/><br/>
Dictionary of environmental science 

 - New Delhi  APH Publishing  2016 
 - 160p. 
<br/><br/><label>ISBN: </label>97889331322418  125 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>301.310 SIN-D