Arora, R K <br/><br/>
Air pollution : causes and effective control 

 - Mangal Deep Publ, Jaipur  1999 
 - viii,298p 
<br/><br/><label>ISBN: </label>81-7594-049-2 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>AIR POLLUTION
<br/><br/><label>Dewey Class. No.: </label>614.71 Aro