000 00374nam a2200145Ia 4500
020 _a9789812808127
082 _bT 706
_a500
100 _a"Ho Peck Leng"
245 0 _aInternational lower secondary science 3
260 _bMarshall Cavendish Education
_aSingapore
_c2009
300 _a308
944 _cTB
999 _c559444
_d559444