APA (7th ed.) Citation

Simpson, J. E. (1934). The determination of some constituents of various vitamin foods. [publisher not identified].

Chicago Style (17th ed.) Citation

Simpson, Jack E. The Determination of Some Constituents of Various Vitamin Foods. (College Station, Texas): [publisher not identified], 1934.

MLA (9th ed.) Citation

Simpson, Jack E. The Determination of Some Constituents of Various Vitamin Foods. [publisher not identified], 1934.