000 00340nam a2200145Ia 4500
020 _a9780602575885
082 _bT-43
_a510
100 _a"MERTTENS, RUTH"
245 0 _aAbacus Evolve- 6 Textbook - 3
260 _b,Ginn Pearson
_aUK
_c2007
300 _a80
944 _cTR
999 _c87912
_d87912