APA (7th ed.) Citation

Graves, R. (1986). I, Claudius and claudius the god. Penguin.

Chicago Style (17th ed.) Citation

Graves, Robert. I, Claudius and Claudius the God. London: Penguin, 1986.

MLA (9th ed.) Citation

Graves, Robert. I, Claudius and Claudius the God. Penguin, 1986.