APA (7th ed.) Zitazioa
Hammond, M. (1951). City-State and world state in Greek and Roman political theory until Augustus. Harvard Univ. Press.
Chicago Style (17th ed.) Zitazioa
Hammond, Mason. City-State and World State in Greek and Roman Political Theory Until Augustus. Cambridge, Mass: Harvard Univ. Press, 1951.
MLA (9th ed.) Zitazioa
Hammond, Mason. City-State and World State in Greek and Roman Political Theory Until Augustus. Harvard Univ. Press, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.