Environment and natural resources : 
edited by V.P. Agrawal and S.V.S. Rana . 
 - New Delhi :  Jagmander book agency ,  1990. 
 - 155 p. :  20 cm. 
<br/><br/>includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science .
<br/><br/><label>Dewey Class. No.: </label>333.71  / ENV 1990