APA (7th ed.) Zitazioa

Spencer, R. F. (1965). The native Americans: Prehistory and ethnology of the North American Indians. Harper and Row.

Chicago Style (17th ed.) Zitazioa

Spencer, Robert F. The Native Americans: Prehistory and Ethnology of the North American Indians. New York: Harper and Row, 1965.

MLA (9th ed.) Zitazioa

Spencer, Robert F. The Native Americans: Prehistory and Ethnology of the North American Indians. Harper and Row, 1965.