Wright R T.  <br/><br/>
Environmental science : toward a sustainable future 

 - 10th edition. 
 - New delhi :   Phi Pub.   2010. 
 - 682.  
<br/><br/><label>ISBN: </label>978-81-203-3690-2  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering,
<br/><br/><label>Dewey Class. No.: </label>628  / WRI