APA (7th ed.) Citation

Graves, R. (1943). Claudius the god and his wife messalina. 1. Penguin books.

Chicago Style (17th ed.) Citation

Graves, Robert. Claudius the God and His Wife Messalina. 1. Harmondsworth: Penguin books, 1943.

MLA (8th ed.) Citation

Graves, Robert. Claudius the God and His Wife Messalina. 1. Penguin books, 1943.