000 00516nam a2200181Ia 4500
005 20250508160454.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextual
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a372.7, MER
_qFEDL
245 0 _aUnderstanding number combinations
245 0 _cEducation Board of Charles E Merrill, Inc
260 _aNew York, USA
_bTreasure Books
_c1966
300 _a64p
942 _cTEXL
_h372.7, MER
999 _c1364819
_d1364819