Subramanian, V. <br/><br/>
Textbook in environmental science 

 - 1st ed. 
 - New Delhi,  Narosa Publishing House:  2002. 
 - 238p. 
<br/><br/><label>ISBN: </label>8173194106 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science