APA (7th ed.) Zitazioa

(1928). The history of Nations: Rome. P. F. Collier & Son Co..

Chicago Style (17th ed.) Zitazioa

The History of Nations: Rome. New York: P. F. Collier & Son Co., 1928.

MLA (9th ed.) Zitazioa

The History of Nations: Rome. P. F. Collier & Son Co., 1928.