000 00354nam a2200145Ia 4500
020 _a9789810195328
082 _b1981
_a540
100 _a"TOON, TAN YIN"
245 0 _aDiscover Chemistry G.C.E O Level Science
260 _bMarshall Cavendish
_c2000
300 _a338
944 _cBK
999 _c770199
_d770199