000 00342nam a2200145Ia 4500
020 _a9812084282
082 _b978
_a500
100 _a"Hong, Tho Li"
245 0 _aLower Secondry Science 2
260 _bPEAK PUBLICATION
_aSINGAPORE
_c1999
300 _a287
944 _cBK
999 _c267277
_d267277