Columbia subject headings:
Community development--Mexico--Chiapas.
Ecology--Mexico--Chiapas.
Environmental policy--Mexico--Chiapas.
Regional planning--Mexico--Chiapas.
Harvard subject headings:
Community development--Mexico--Chiapas.
Ecology--Mexico--Chiapas.
Environmental policy--Mexico--Chiapas.
Regional planning--Mexico--Chiapas.
Princeton subject headings:
Community development--Mexico--Chiapas.
Ecology--Mexico--Chiapas.
Environmental policy--Mexico--Chiapas.
Regional planning--Mexico--Chiapas.