Negi, S.S. <br/><br/>
Environmental degradation and crisis in mal 

 - New Delhi  Indus Publication  1991 
 - 344 p. 
<br/><br/> 19855 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>574.9  / N