000 00366nam a2200145Ia 4500
020 _a9789812808127
082 _b2058-T
_a500
100 _a"ho Peng Leng"
245 0 _aintrenational lower secondary science 3
260 _bMarshelll Cavendish
_aSingapore
_c2009
300 _a307
944 _cTB
999 _c765066
_d765066