000 00300nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a66(031)
_bULL.A1-A4
245 0 _aUllman's Encyclopaedia of industrial chemistry. Index to A1 - A4
250 _aEd.5
260 _aWeinheim
_bVCH
_c1986
942 _cBK
999 _c39256
_d39256