APA (7th ed.) Zitazioa
Graham, J. A. (1966). Ancient mesoamerica ; selected readings. Peek Publications.
Chicago Style (17th ed.) Zitazioa
Graham, John Allen. Ancient Mesoamerica ; Selected Readings. Palo Alto, California: Peek Publications, 1966.
MLA (9th ed.) Zitazioa
Graham, John Allen. Ancient Mesoamerica ; Selected Readings. Peek Publications, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.