Sethi, M S <br/><br/>
Environmental pollution:   Causes, effects & control 

 - New Delhi:   Commonwealth Publishers,   1991 
 - xi, 304p. 
<br/><br/><label>ISBN: </label>81-7169-123-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment
<br/><br/><label>Subjects--Index Terms: </label>Atmosphere 
<br/><br/><label>Universal Decimal Class. No.: </label>502.55  / N1