APA (7th ed.) Citation

Ralston Purina Company. (1964). Laboratory animal digest. [Ralston Purina Co.].

Chicago Style (17th ed.) Citation

Ralston Purina Company. Laboratory Animal Digest. [St. Louis, Mo.]: [Ralston Purina Co.], 1964.

MLA (9th ed.) Citation

Ralston Purina Company. Laboratory Animal Digest. [Ralston Purina Co.], 1964.