APA (7th ed.) Citation

Boak, A. E. R. (1925). A history of Rome to 565 A. D. Macmillan.

Chicago Style (17th ed.) Citation

Boak, Arthur Edward Romilly. A History of Rome to 565 A. D. New York: Macmillan, 1925.

MLA (9th ed.) Citation

Boak, Arthur Edward Romilly. A History of Rome to 565 A. D. Macmillan, 1925.