APA (7th ed.) Citation

GIBBON, E. (1962). Barbarism and the fall of Rome. Collier-Macmillan.

Chicago Style (17th ed.) Citation

GIBBON, Edward. Barbarism and the Fall of Rome. New York: Collier-Macmillan, 1962.

MLA (9th ed.) Citation

GIBBON, Edward. Barbarism and the Fall of Rome. Collier-Macmillan, 1962.