000 00342nam a2200157Ia 4500
020 _a9780602575861
040 _c.
082 _bt390
_a510
100 _aMerttens, Ruth
245 0 _aAbacus evolve textbook 2 for 6
260 _c0
300 _a80
942 _2ddc
_cBK
999 _c707009
_d707009