Hewett, E. L. (1936). Ancient life in Mexico and Central America. Bobbs-Merril.
Chicagoスタイル(17版)引用形式Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Indianapolis: Bobbs-Merril, 1936.
MLA(9版)引用形式Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Bobbs-Merril, 1936.
警告: この引用は必ずしも正確ではありません.