Encyclopaedia of enviornment . Volume 2  enviornment problems and policies 
edited by K. R. Gupta 
 - New Delhi  Atlantic  2005 
 - 306p. 
<br/><br/> In 2 volumes. 
<br/><br/><label>ISBN: </label>812690442 
<br/><br/><label>Universal Decimal Class. No.: </label>349.6(031)  / GUP.2