APA (7th ed.) Citation

Smith, W. B. (1960). Properties of the gamma function. [publisher not identified].

Chicago Style (17th ed.) Citation

Smith, William Boyce. Properties of the Gamma Function. [College Station, Tex.]: [publisher not identified], 1960.

MLA (9th ed.) Citation

Smith, William Boyce. Properties of the Gamma Function. [publisher not identified], 1960.