Purohit,S.S. and Ashok Agrawal <br/><br/>
Ecology and environmental biology 

 - 
 - Student edition,Jodhpur  2004 
 - 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label> Rs.450.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ecology
<br/><br/><label>Dewey Class. No.: </label>577 PUR-E