Encyclopaedia of world environment :  Pollution / 
edited by Trivedi, P.R. 
 - New Delhi :  APH Publications,  1999 
 - vi, 300 p.:[V-4]  23 cm. 
<br/><br/>Includes Index. 
<br/><br/><label>ISBN: </label>8176480401;8176480444 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.
<br/><br/><label>Universal Decimal Class. No.: </label>363.703