Environment and natural resources 
edited by V.P.Agrawala and S.V.S.Rana 
 - New Delhi   Society of Biosciences  1985 
 - [6],155p.: maps.;  23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Resources-Environment<br/>
<br/><br/><label>Dewey Class. No.: </label>333.7  / AGR