Subramanian,V. <br/><br/>
Text book in Environmental science 

 - New Delhi  Narosa Publishing House  2002 
 - vi,238  Pb 
<br/><br/><label>ISBN: </label>81-7319-410-6 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>574.5