000 00317nam a2200145Ia 4500
020 _a9971103311
082 _b1103720
_a540
100 _a"OSEI YAW ABABIO"
245 0 _aCHEMISTRY CERTIFICATE
260 _c1985
300 _a550
944 _cBK
999 _c541809
_d541809