Columbia subject headings:
Indians of Mexico--Mexico--San Cristóbal de Las Casas--Social conditions.
San Cristóbal de Las Casas (Mexico)--Emigration and immigration.
San Cristóbal de Las Casas (Mexico)--Ethnic relations.
Harvard subject headings:
Indians of Mexico--Mexico--San Cristóbal de Las Casas--Social conditions.
San Cristóbal de Las Casas (Mexico)--Emigration and immigration.
San Cristóbal de Las Casas (Mexico)--Ethnic relations.
Princeton subject headings:
Indians of Mexico--Mexico--San Cristóbal de Las Casas--Social conditions.
San Cristóbal de Las Casas (Mexico)--Emigration and immigration.
San Cristóbal de Las Casas (Mexico)--Ethnic relations.