APA (7th ed.) Citation

(1924). Purchase of insulin during period ending Sept. 30, 1924. [publisher not identified].

Chicago Style (17th ed.) Citation

Purchase of Insulin During Period Ending Sept. 30, 1924. Washington, D.C.: [publisher not identified], 1924.

MLA (9th ed.) Citation

Purchase of Insulin During Period Ending Sept. 30, 1924. [publisher not identified], 1924.