Wright, Richard T. <br/><br/>
Environmental science :  towards a sustainable future / 
Richard T. Wright. 
 - 10th ed. 
 - New Delhi :  PHI Learning,  2008. 
 - xxii, 682 p. 
<br/><br/><label>ISBN: </label>8120336902 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.
<br/><br/><label>LC Class. No.: </label>GE105  / .W75 2008