Subrahmanyam, N.S  x <br/><br/>
Ecology  x 

 - 2rd 
 - New Delhi  Campus Books International  2006 
 - XXii, V.P 
<br/><br/>
<br/><br/><label>ISBN: </label>8173197407  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology Ecology 
<br/><br/><label>Dewey Class. No.: </label>577/S941e