Environmental challenges of the 21st century 
edited by S. Radha and Amar Singh Sankhyan 
 - New Delhi  Deep & Deep Publications  c2002 
 - xvii, 510p.:ill.; 22cm. 
<br/><br/><label>ISBN: </label>81 7629 359 8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental challenges--21st century <br/>Environmental science--21st century
<br/><br/><label>Dewey Class. No.: </label>333.70905  / ENV