Tax, Sol, and Robert Hinshaw. "The Maya of the Midwestern Highlands." In Ethnology, by Robert Wauchope, edited by Evon Z. Vogt, 69-100. Vol. 7 of Handbook of Middle American Indians. University of Texas Press, 1969. Accessed September 25, 2021. https://ebookcentral-proquest-com.proxy.library.upenn.edu/lib/upenn-ebooks/reader.action?docID=4826335&ppg=57.

Tax, Sol, and Robert Hinshaw. "The Maya of the Midwestern Highlands." In Ethnology, by Robert Wauchope, edited by Evon Z. Vogt, 69-100. Vol. 7 of Handbook of Middle American Indians. University of Texas Press, 1969. Accessed September 25, 2021. https://ebookcentral-proquest-com.proxy.library.upenn.edu/lib/upenn-ebooks/reader.action?docID=4826335&ppg=57.