000 00441nam a22001217a 4500
999 _c1364
_d1364
005 20200831110512.0
008 200831b ||||| |||| 00| 0 eng d
020 _a4931
040 _cCML
245 _aThe Growth of Mathematical Ideas Grade K - 12.
_cThe National Council of Teachers of Mathematics.
260 _aWashington
_bThe National Council of Teachers of Mathematics
_c1959
942 _2ddc
_cBK
_e1st Edition
_h510.7
_mNAT