000			00314nam a2200133Ia 4500
082			_a510 _bOLS
100			_aOlson, A.T.
245			_aMathematics through paper folding
260			_bMathematical Science Trust Society _c1989
300			_a60p.
650			_aApplied Sc.
650			_aMathematics
044			_aIndia
999			_c6585 _d6585