000 00271nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a547 HAN/O
100 _aHANS BEYER
245 0 _aORGANIC CHEMISTRY
260 _bPENGUIN BOOKS
_c1997
300 _a1037
942 _cTB
999 _c25192
_d25192