Air pollution / 
Edited by A.K. Tripathi. 
 - New Delhi :  Ashish Publishing,  1993. 
 - 302 p. ;  23 cm. 
<br/><br/>V. 1-- ; 
<br/><br/>300   300  
<br/><br/><label>ISBN: </label>81-7024-521-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution.<br/>Environmental Science.
<br/><br/><label>Dewey Class. No.: </label>363.7392 / A1a