000			00397nam a2200133 4500
082			_a370 _bSMI.N
084			_2Colon Classification
100			_aSmith, Thyra
245			_aNumber : _ban account of work in number with children throughout the primary school stage / _cby Thyra Smith
260			_aOxford : _bBasil Blackwell,
300			_a158p. :
650			_aEducation _vArithmetic
942			_cBK
999			_c680814 _d680814