APA (7th ed.) Citation

Marsh, F. B. (1939). A history of the Roman world from 146 to 30 B. C. Macmillan.

Chicago Style (17th ed.) Citation

Marsh, Frank Burr. A History of the Roman World from 146 to 30 B. C. New York: Macmillan, 1939.

MLA (9th ed.) Citation

Marsh, Frank Burr. A History of the Roman World from 146 to 30 B. C. Macmillan, 1939.