000 00328nam a2200145Ia 4500
020 _a9780602575861
082 _b3603
_a510
100 _a"MERTTENS, RUTH"
245 0 _aAbacus Evolve 6 Textbook 1
260 _aoxford
_c2007
300 _a80
944 _cTR
999 _c540061
_d540061