APA (7th ed.) Citation

Boak, A. E. R. (1965). 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, 1965.

MLA (9th ed.) Citation

Boak, Arthur Edward Romilly. A History of Rome to 565 A.D. Macmillan, 1965.