SETHI, P. and KULKARNI, V.S. <br/><br/>
ENCYLOPAEDIA OF ENVIRONMENTAL SCIENCE 

 - New Delhi  Alfa publi.  2011 
 - 336 
 -  1 .
<br/><br/><label>ISBN: </label>978-93-8093711-3 
<br/><br/><label>Dewey Class. No.: </label> / SET