000 00373nam a2200157Ia 4500
008 170101s1953 xx 000 0 und d
082 _a574.192 5 S94C
100 _aSUMMER, James B
245 0 _aChemistry and methods of enzymes
250 _a3rd rev. & enl. ed
260 _bN.Y
_c1953
300 _a462p
650 _aENZYMES
653 _aENZYMES
942 _2ddc
_cB
999 _c34850
_d34850