APA (7th ed.) Citation

COWELL, F. (1962). Cicero and the Roman republic (2nd ed.). Penguin Books.

Chicago Style (17th ed.) Citation

COWELL, F.R. Cicero and the Roman Republic. 2nd ed. Harmondsworth: Penguin Books, 1962.

MLA (9th ed.) Citation

COWELL, F.R. Cicero and the Roman Republic. 2nd ed. Penguin Books, 1962.