Kumar, Arvind. <br/><br/>
A textbook of environmental science / 
by Arvind Kumar. 
 - New Delhi :  S. Chand & Company Ltd.,  c2009. 
 - xvii, 376 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788176485890 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science.
<br/><br/><label>Dewey Class. No.: </label>628  / KUT