Singh, J.S. <br/><br/>
Ecology environment and resource conservation 
J.S. Singh, S.P. Singh, S.R. Gupta. 
 - New Delhi  Anamaya  2006 
 - xxvii, 688p.: ill.; 24cm. 
<br/><br/><label>ISBN: </label>8188342556 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences Population biology. 
<br/><br/><label>Dewey Class. No.: </label>574.522  / S47E