000 00264nam a2200109Ia 4500
008 231109s9999 xx 000 0 und d
020 _a0-340-79050-4
090 _aQD31.2H544 2002
100 0 _aGRAHAM HILL
245 0 0 _aCHEMISTRY COUNTS
260 _bHODDER & STOUGHTON
999 _c4864
_d4864