APA (7th ed.) Zitazioa
(1970). The rise of Rome: How to explain it. DC Heath.
Chicago Style (17th ed.) Zitazioa
The Rise of Rome: How to Explain It. Massachusetts: DC Heath, 1970.
MLA (9th ed.) Zitazioa
The Rise of Rome: How to Explain It. DC Heath, 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.