United States. National Bureau of Standards & Bowers, G. N. (1983). The Measurement of the catalytic (activity) concentration of seven enzymes in NBS human serum SRM 909. U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O.
Chicago Style (17th ed.) CitationUnited States. National Bureau of Standards and George N. Bowers. The Measurement of the Catalytic (activity) Concentration of Seven Enzymes in NBS Human Serum SRM 909. Washington, DC: U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O, 1983.
MLA (8th ed.) CitationUnited States. National Bureau of Standards and George N. Bowers. The Measurement of the Catalytic (activity) Concentration of Seven Enzymes in NBS Human Serum SRM 909. U.S. Dept. of Commerce, National Bureau of Standards : For sale by the Supt. of Docs., U.S. G.P.O, 1983.