000 00335nam a2200133Ia 4500
008 210920s9999 xx 000 0 und d
020 _a723401640
082 _a660.2995
_bTWI
100 _aTwigg, M. V.
245 0 _aCatalyst Handbook
260 _bWolfe Scientific Books
_aLondon
_c1970
300 _a231
942 _cComplimentary Books
999 _c8377
_d8377