Columbia subject headings:
Human rights--Central America.
Human rights--Mexico.
Mayas--Civil rights.
Mayas--History.
Mayas--Wars.
Harvard subject headings:
Human rights--Central America
Human rights--Mexico
Mayas--Civil rights.
Mayas--History
Mayas--Wars
Princeton subject headings:
Human rights--Central America.
Human rights--Mexico.
Mayas--Civil rights.
Mayas--History.
Mayas--Wars.