Deka, Phani. <br/><br/>
Sankhyik  Bhugol   

 - 1st /   1989. 
 - Guwahati:   Guwahati  University.  1989. 
 - 304p. 
<br/><br/><label>Subjects--Personal Names: </label><br/> Geography, Mathematical Geography. 
<br/><br/><label>Dewey Class. No.: </label>526