Srivastava, A K <br/><br/>
Air pollution 

 - 1st 
 - New Delhi  Ashish  1991 
 - xiv,302p.22cm.H p. 
<br/><br/><label>ISBN: </label>81-7024-419-6 
<br/><br/><label>Subjects--Index Terms: </label>Air - Pollution