000 00340nam a2200145Ia 4500
020 _a9789814736817
082 _bT590
_a510
100 _a"Christina Soh"
245 0 _aMaths
260 _bMarshall Cavendish Education
_aSingapore
_c2017
300 _a248
944 _cTB
999 _c505862
_d505862