Singh J S <br/><br/>
Ecology environment and resource conservation 

 - 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>99466 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Environment<br/> Resource conservation<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>G:5, P6;15-;17