x  x <br/><br/>
Encyclooaedia of environmental air polluition  x 

 - 1 
 - New Delhi  Anmol Pub.  1997 
 - x 
<br/><br/>x 
<br/><br/><label>ISBN: </label>8174884386 (Set) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment - Encyclopaedias Air pollution 
<br/><br/><label>Dewey Class. No.: </label>R628.503/E561