000 00337nam a2200145Ia 4500
020 _a9780602575090
082 _b692 T
_a510
100 _a"Merttens, Ruth"
245 0 _aAbacus evolve 2 text book
260 _bPEARSON
_aOXFORD
_c2007
300 _a32
944 _cTB
999 _c790655
_d790655