000 00270nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aQA39.2.B46 2007
100 _aALBERT B.BENNETT
245 0 _aMATHEMATICS FOR ELEMENTARY TEACHERS: A CONCEPTUAL APPROACH
942 _cBK
999 _c182297
_d182297