000 00251nam a2200109Ia 4500
008 160710s1949 xx 000 0 und d
100 _aCALVIN ,M AND OTHERS
245 _aISOTIPIC CARBON
260 _bJOHN WILEY
_c1949
300 _a376
942 _2ddc
_cB
999 _c9280
_d9280