000 00375nam a2200145Ia 4500
020 _a9789812808110
040 _cPK-LaCSN
082 _b2189-T
_a500
245 0 _aInternational lower secondary science 2
260 _c2014;
_aSingapore,
_bMarshall Cavendish education.
300 _a0
942 _2ddc
_cTB
999 _c734166
_d734166