000 00369nam a2200157Ia 4500
020 _a019577373X
040 _cPK-LaCSN
082 _a510
_bTAN
100 _a"TAN, WINNIE"
245 0 _aProgressive mathematics
260 _c2007
_boxford university press
_aKarachi
300 _a66
942 _cTB
999 _c837918
_d837895