APA (7th ed.) Citation

Hoel, S., Bateson, S., & Bateson, R. (1932). One day in October. Coward-McCann.

Chicago Style (17th ed.) Citation

Hoel, Sigurd, Sölvi Bateson, and Richard Bateson. One Day in October. New York: Coward-McCann, 1932.

MLA (9th ed.) Citation

Hoel, Sigurd, et al. One Day in October. Coward-McCann, 1932.