APA (7th ed.) Zitazioa
Milbrath, S. Heaven and Earth in Ancient Mexico: Astronomy and Seasonal Cycles in the Codex Borgia (Primera edición.).
Chicago Style (17th ed.) Zitazioa
Milbrath, Susan. Heaven and Earth in Ancient Mexico: Astronomy and Seasonal Cycles in the Codex Borgia. Primera edición.
MLA (9th ed.) Zitazioa
Milbrath, Susan. Heaven and Earth in Ancient Mexico: Astronomy and Seasonal Cycles in the Codex Borgia. Primera edición.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.