000 00526nam a2200181Ia 4500
005 20250508160513.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a372.7, COL
_qFEDL
100 _aCollier Calhoun C
_9768657
245 0 _aTeaching mathematics in the modern elementary school
260 _aLondon, UK
_bThe Macmillan Company
_c1969
300 _ax,373p.
942 _cTEXL
_h372.7, COL
999 _c1365020
_d1365020