000 00345nam a2200145Ia 4500
020 _a981208441X
082 _bT356
_a500
100 _a"Hoong, Tho Lai"
245 0 _aNew Lower Secondary Science 2
260 _bPan Pacific
_aSingapore
_c1997
300 _a310
944 _cTB
999 _c477017
_d477017