Singh J S <br/><br/>
Ecology environment and resource conservation 
by Singh J S; Singh S P; Gupta S R 
 - New Delhi   Anamaya Publisher       2006 
 - xxvii, 688p.  cm. 
<br/><br/> References 643-678p.; Index 679-688p. 
<br/><br/><label>ISBN: </label>8188342556 (pbk) 
<br/><br/><label>Standard No.: </label>99354 
<br/><br/><label>Source: </label> 2829, 14/06/2010, New India Book Agency  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Ecological environment<br/> Resource conservation<br/>Environmental Biology
<br/><br/><label>Dewey Class. No.: </label>G:5, P6;11-;12