APA (7th ed.) Citation

Buck, P. M., Jr. (1942). Directions in contemporary literature. Oxford university press.

Chicago Style (17th ed.) Citation

Buck, Philo M., Jr. Directions in Contemporary Literature. New York: Oxford university press, 1942.

MLA (9th ed.) Citation

Buck, Philo M., Jr. Directions in Contemporary Literature. Oxford university press, 1942.