Singh, J. S. <br/><br/>
Ecology Environment and Resource Conservation 
by J. S. Singh 
 - New Dehli  Anamaya Publishers  2006 
 - xxvii, 688p. 
<br/><br/>Contents :<br/>1. Ecology and Resource Cons 
<br/><br/><label>ISBN: </label>8188342556 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>577 SIN