APA (7th ed.) Zitazioa

Ekholm, G. F., & Bernal, I. (1971). Archaelogy of northern mesoamerica. University of Texas Press.

Chicago Style (17th ed.) Zitazioa

Ekholm, Gordon F., eta Ignacio Bernal. Archaelogy of Northern Mesoamerica. Austin: University of Texas Press, 1971.

MLA (9th ed.) Zitazioa

Ekholm, Gordon F., eta Ignacio Bernal. Archaelogy of Northern Mesoamerica. University of Texas Press, 1971.