Mahapatra, C.K. ; Das, Namita <br/><br/>
Mathematics Olympiad Problem book for Primary and Middle Schools 
/ by C.K. Mahapatra et.al 
 - Bhubaneswar:  Satananda trust for mathematics research and education,  2003. 
 - 170p. 
<br/><br/><label>Dewey Class. No.: </label>510.07  / MOH/M