Tripathi, A. K. <br/><br/>
Air pollution 

 - New Delhi  Ashish Publishing  1993 
 - 302p.  V.1 
<br/><br/><label>ISBN: </label>8170245214  400 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air pollution
<br/><br/><label>Dewey Class. No.: </label>363.7392  / TRI