Ekholm, G. F., & Bernal, I. (1971). Archaelogy of northern mesoamerica. University of Texas Press.
Chicagoスタイル(17版)引用形式Ekholm, Gordon F., , Ignacio Bernal. Archaelogy of Northern Mesoamerica. Austin: University of Texas Press, 1971.
MLA(9版)引用形式Ekholm, Gordon F., , Ignacio Bernal. Archaelogy of Northern Mesoamerica. University of Texas Press, 1971.
警告: この引用は必ずしも正確ではありません.