Columbia subject headings:
Fishers--Mexico--Chapala, Lake.
Regional planning--Mexico--Chapala, Lake.
Regional planning--Mexico--Jalisco.
Water--Pollution--Mexico--Chapala, Lake.
Water--Pollution--Mexico--Jalisco.
Harvard subject headings:
Chapala, Lake, Watershed (Mexico)--Social conditions.
Land tenure--Social aspects--Mexico--Chapala, Lake, Watershed.
Water-supply--Social aspects--Mexico--Chapala, Lake, Watershed.
Princeton subject headings: