000 00239nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aDoeacc
245 0 _aQuan Book 'O' Level V.18
250 _a1
260 _bBPB
942 _2ddc
_cSCIENCE
999 _c16857
_d16857