000 00330nam a2200145Ia 4500
020 _a9789814736770
082 _bT149.
_a510
100 _a"Christina Soh"
245 0 _aMaths
260 _bMarshall Cavendish Education
_c2017
300 _a246
944 _cTB
999 _c505420
_d505420