000 00282nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a547
_bWEI
100 _aWeininger, Stephen J
245 0 _aContemporary organic chemistry
260 _aNew York
_bHolt Rinehart
_c1972
942 _cBK
999 _c33647
_d33647