Ambasht, R.S. <br/><br/>
Environment and pollution  an ecological approach 

 - 3rd ed. 
 - New Delhi  CBS Publishers  1999 
 - ix,314 p. 
<br/><br/> Includes references and index 
<br/><br/><label>ISBN: </label>8123906528  ₹ 160.00 
<br/><br/><label>Dewey Class. No.: </label>G:55 N0A,N9