Gupta, Alok K. <br/><br/>
The dynamic geosphere 
/Edited by  Alok K. Gupta 
 - New Delhi:  Allied Publishers Ltd.  1997. 
<br/><br/><label>ISBN: </label>8170236509 
<br/><br/><label>Dewey Class. No.: </label>551.9  / GUP/T