Current trends in geography and Earth science  / 
edited by S. S. Negi. 
 - India :  Printwell,  c 1994. 
 - Vols ;  22 cm. 
<br/><br/>Vol 2-- ; 
<br/><br/>331  331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth science.
<br/><br/><label>Dewey Class. No.: </label>911 / C936