000 00273nam a2200121Ia 4500
001 2075
008 170420s9999 xx 000 0 und d
020 _a9780739892008
100 1 _aRobert Abbott
245 1 0 _aMastering Math Level A
260 _bHarcourtAchieve
942 _cAP
999 _c9201
_d9201