APA (7th ed.) Citation

Ambrose, S., & Davidson, I. J. (2001). De officiis. Oxford University Press.

Chicago Style (17th ed.) Citation

Ambrose, Saint, and Ivor J. Davidson. De Officiis. Oxford ; New York: Oxford University Press, 2001.

MLA (9th ed.) Citation

Ambrose, Saint, and Ivor J. Davidson. De Officiis. Oxford University Press, 2001.