Subramanian, S. <br/><br/>
A Textbook in environmental science 
S. Subramanian; S. Subramanian. 
 - New Delhi  Narosa Publishing House  2002 
 - vi, 238p.: ill.; 24cm. 
<br/><br/><label>ISBN: </label>81 - 7319 - 410 - 6. 
<br/><br/><label>Dewey Class. No.: </label>372.357  / S93T