000 00550nam a2200181Ia 4500
005 20250508160320.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a510.7, EDU
_qFEDL
245 0 _aBasic concepts of mathematics: An introductory text for teachers
260 _aWashington, USA
_bEducational Services Incorporated
_c1963
300 _a21-42p.
546 _aPreliminary edition
942 _cTEXL
_h510.7, EDU
999 _c1363596
_d1363596