A, Kumar <br/><br/>
Environmental biology 
Kumar,A 
 - New Delhi  A.P.H Publisher  2005 
 - xi,435p.:ill.;  hbk 
<br/><br/><label>ISBN: </label>817648914x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Environment biology
<br/><br/><label>LC Class. No.: </label>QH 541  / .K8 2005