000 00341nam a2200145Ia 4500
020 _a9810172850
082 _b1061
_a540
100 _a"christopher n.prescott"
245 0 _aChemistry A course for o level
260 _asingapore
_c1994
300 _a147
944 _cTR
999 _c600412
_d600412