Kaushik, Anubha; Kaushik, C. P. <br/><br/>
Perspectives in environmental studies 

 - 3RD ED. 
 - Usa  Mcgraw Hill Book Company  2001 
<br/><br/><label>ISBN: </label>9788122417555 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>333.7071 KAU/P