PUROHIT, S.S. Agrawal, Ashok K. <br/><br/>
Ecology and environmental biology / 
[by] S.S.Purohit, Ashok K.Agrawal 
 - Jodhpur  Student edition  2004 
 - 644 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8188826073 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577  / PUR