Tripathi, A. K. (ed) <br/><br/>
Global environmental problems; Vol 3 

 - New Delhi  Ashish Publishing House  1993 
 - viii,276 
<br/><br/> Global air pollution 
<br/><br/><label>ISBN: </label>81-7024-523-0 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>574.5