De, Anil Kr., <br/><br/>
Enviromental studies 
by Anil Kr. De 
 - New Delhi:  New Age international publishers,  2001. 
 - xiii; 209:  23cm. 
<br/><br/><label>ISBN: </label>81-224-1293-9 
<br/><br/><label>Subjects--Index Terms: </label>Environmental studies 
<br/><br/><label>Dewey Class. No.: </label>363.7