000 00561nam a2200169Ia 4500
041 _aeng
082 _a370.58
_bN.S.S.E./TWE
110 _aNational Society for the Study of Education
245 0 _aTwenty - ninth Yearbook of the National Society for the Society of Education : Report of the Society's Committee on Arithmetic
250 _a1st ed.
260 _aBloomington
_bPublic School Publishing Company
_c1930
300 _ax, 739 p.
650 _aEducation
650 _aSocial Sciences
942 _cBK
008 190319s9999||||xx |||||||||||||| ||und||
999 _c16603
_d16603