APA (7th ed.) Citation

O'Connell, R. L. (2010). The ghosts of Cannae: Hannibal and the darkest hour of the Roman republic. Random House.

Chicago Style (17th ed.) Citation

O'Connell, Robert L. The Ghosts of Cannae: Hannibal and the Darkest Hour of the Roman Republic. New York: Random House, 2010.

MLA (8th ed.) Citation

O'Connell, Robert L. The Ghosts of Cannae: Hannibal and the Darkest Hour of the Roman Republic. Random House, 2010.

Warning: These citations may not always be 100% accurate.