APA (7th ed.) Zitazioa
Glover, T. R. (1968). The ancient World: A beginning. Penguin Books.
Chicago Style (17th ed.) Zitazioa
Glover, Terrot Reaveley. The Ancient World: A Beginning. Harmondsworth: Penguin Books, 1968.
MLA (9th ed.) Zitazioa
Glover, Terrot Reaveley. The Ancient World: A Beginning. Penguin Books, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.