000			00590nam a2200253Ia 4500
008			170711s9999 xx 000 0 und d
020			_a9788129113665
050			_a510
050			_bC539 1998
100			_aChinn, Steve
245			_aSum hope :
245			_bbreaking the numbers barrier /
245			_cSteve Chinn.
260			_aNew Delhi :
260			_bRupa,
260			_c1998
300			_a161 pages :
300			_billustrations ;
300			_c21cm.
500			_aIncludes appendix.
650			_aAdult learning.
650			_aMathematics.
700			_aTitle.
999			_c339825 _d339825