Columbia subject headings:
Harvard subject headings:
Brazil--Politics and government--1985-2002.
Central Unica dos Trabalhadores (Brazil)--History.
Labor movement--Brazil--History--20th century.
Labor unions--Political activity--Brazil.
Social movements--Brazil--History--20th century.
Princeton subject headings:
Brazil--Politics and government--1985-2002.
Central Única dos Trabalhadores (Brazil)
Labor movement--Brazil--History--20th century.
Labor unions--Political activity--Brazil.