000 00321nam a2200145Ia 4500
020 _a9780602575878
082 _b3300585
_a500
100 _a"RUTH MERTTENS"
245 0 _aABACUS EVOLVE TEXT BOOK 2
260 _c2000
300 _a80
944 _cTB
999 _c599326
_d599326