000 00246nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aqa135.6 .b46 2008
100 _aSYBILLA BECKMAN
245 0 _aMATHEMATICS FOR ELMENTARY TEACHERS
942 _cBK
999 _c185154
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