Hewett, E. L. (1936). Ancient life in Mexico and Central America. Bobbs-Merril.
芝加哥风格引文Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Indianapolis: Bobbs-Merril, 1936.
MLA引文Hewett, Edgar Lee. Ancient Life in Mexico and Central America. Bobbs-Merril, 1936.
警告：这些引文格式不一定是100％准确.