APA
William H. Stein, . (1973). The Journal of Biological Chemistry. U.S.A: National Institutes of Health.
Chicago
William H. Stein, . 1973. The Journal of Biological Chemistry. U.S.A: National Institutes of Health.
Harvard
William H. Stein, . (1973). The Journal of Biological Chemistry. U.S.A: National Institutes of Health.
MLA
William H. Stein, . The Journal of Biological Chemistry. U.S.A: National Institutes of Health. 1973.