Columbia subject headings:
Indian calendar--Mexico.
Indians of Mexico--Religion.
Maya calendar.
Maya mythology.
Mayas--History.
Mayas--Religion.
Harvard subject headings:
Indian mythology--Mexico.
Indians of Mexico--Calendar.
Indians of Mexico--Religion
Maya calendar.
Mayas--History
Mayas--Religion
Princeton subject headings:
Indians of Mexico--Calendar.
Indians of Mexico--Religion.
Maya calendar.
Mayas--History.
Mayas--Religion.