000 00344nam a2200145Ia 4500
008 231217s9999 xx 000 0 und d
041 _aEnglish
082 _a510
_bHAI
100 _aHatfield, Larry L
245 0 _aInvestigating Mathematics
260 _aNew York
_bMcGraw Hill
_c1994
300 _a352
650 _aMathematics
942 _cBK
999 _c14323
_d14323