Columbia subject headings:
Harvard subject headings:
Agricultural development projects--Mexico--Pátzcuaro Region.
Agricultural ecology--Mexico--Pátzcuaro Region.
Ecology--Mexico--Pátzcuaro Region.
Economic development projects--Mexico--Pátzcuaro Region.
Pátzcuaro Region (Mexico)--Economic conditions.
Princeton subject headings:
Agricultural development projects--Mexico--Pátzcuaro Region.
Agricultural ecology--Mexico--Pátzcuaro Region.
Ecology--Mexico--Pátzcuaro Region.
Economic development projects--Mexico--Pátzcuaro Region.
Pátzcuaro Region (Mexico)--Economic conditions.