APA (7th ed.) Citation

Augustine, S., & Robertson, D. W., Jr. (1958). On Christian doctrine. Liberal Arts Press.

Chicago Style (17th ed.) Citation

Augustine, Saint, and D. W. Robertson, Jr. On Christian Doctrine. New York: Liberal Arts Press, 1958.

MLA (9th ed.) Citation

Augustine, Saint, and D. W. Robertson, Jr. On Christian Doctrine. Liberal Arts Press, 1958.