000 00347nam a2200145Ia 4500
020 _a9780602575168
082 _bT-384
_a510
100 _a"Ruth Merttens"
245 0 _aABACUS EVOLVE Textbook No. 3
260 _b,Ginn & Company
_aLondon
_c2007
300 _a80
944 _cTR
999 _c147382
_d147382