Columbia subject headings:
Harvard subject headings:
Marabá (Brazil)--Economic conditions.
Marabá (Brazil)--History--20th century
Princeton subject headings:
Capitalists and financiers--Brazil--Marabá.
Land tenure--Brazil--Marabá.
Latifundio--Brazil--Marabá.
Marabá (Brazil)--Economic conditions.
Monopolies--Brazil--Marabá.
Oligarchy--Brazil--Marabá.
Social conflict--Brazil--Marabá.
Tocantins River (Brazil)