APA (7th ed.) Citation

Birley, A. (2002). Marcus Aurelius: A biography. Routledge.

Chicago Style (17th ed.) Citation

Birley, Anthony. Marcus Aurelius: A Biography. London: Routledge, 2002.

MLA (9th ed.) Citation

Birley, Anthony. Marcus Aurelius: A Biography. Routledge, 2002.