Citazione Stile APA (7a Edizione)

Hale William Harlan, Highet, G., & Payne Robert Author. (1966). The horizon book of ancient rome. American Heritage Publishing.

Citazione stile Chigago Style (17a edizione)

Hale William Harlan, Gilbert Highet, e Payne Robert Author. The Horizon Book of Ancient Rome. New York: American Heritage Publishing, 1966.

Citatione MLA (9a ed.)

Hale William Harlan, et al. The Horizon Book of Ancient Rome. American Heritage Publishing, 1966.