APA

Porter R., Young F., Beck J. C. & Symposium on the Polypeptide Hormones. (1976). Polypeptide hormones. Amsterdam: Elsevier [u.a.].

Chicago

Porter Ruth, Young Frank, Beck J C and Symposium on the Polypeptide Hormones. 1976. Polypeptide hormones. Amsterdam: Elsevier [u.a.].

Harvard

Porter R., Young F., Beck J. C. and Symposium on the Polypeptide Hormones. (1976). Polypeptide hormones. Amsterdam: Elsevier [u.a.].

MLA

Porter Ruth, Young Frank, Beck J C and Symposium on the Polypeptide Hormones. Polypeptide hormones. Amsterdam: Elsevier [u.a.]. 1976.