Kumar, A. <br/><br/>
Environmental Biology / 
Arvind, Kumar. 
 - New Delhi  Chaman Enterprise.  2005 
 - xi, 435p. : ill. ;  hbk 
<br/><br/><label>ISBN: </label>817648914X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human Ecology<br/>Pollution
<br/><br/><label>LC Class. No.: </label>Q541.48 2005