Columbia subject headings:
Agricultural laborers--Brazil--Santarém.
Peasants--Brazil--Santerém.
Santarém (Pará, Brazil)--Economic conditions.
Santarém (Pará, Brazil)--Social conditions.
Harvard subject headings:
Agricultural laborers--Brazil--Santarém (Pará)--Political activity.
Agricultural laborers--Labor unions--Brazil--Santarém (Pará)
Land reform--Brazil--Santarém (Pará)
Peasants--Brazil--Santarém (Pará)--Political activity.
Princeton subject headings:
Agricultural laborers--Brazil--Santarém.
Peasants--Brazil--Santarém.
Santarém (Pará, Brazil)--Economic conditions.
Santarém (Pará, Brazil)--Social conditions.