00793nam0-22002891i-450-99000221465040332120021010000221465FED01000221465(Aleph)000221465FED0100022146520021010d--------km-y0itay50------baitaChemistry and methods of enzymesby James B. Sumner and G. Fred Somers.New YorkAcademic press1947.xi, 415 p.24 cmSumner,James B.93616Somers,G. FredITUNINARICAUNIMARCBK99000221465040332180 VII B 331217FFABCFFABCChemistry and methods of enzymes396074UNINAING01