Columbia subject headings:
Brazil--Economic conditions--1945-
Brazil--Politics and government--1964-1985.
Labor unions--Brazil.
Labor--Brazil.
Harvard subject headings:
Brazil--Economic conditions--1964-1985.
Brazil--Politics and government--1964-1985.
Labor policy--Brazil
Labor unions--Brazil
Working class--Brazil.
Princeton subject headings:
Brazil--Economic conditions--1964-1985.
Brazil--Politics and government--1964-1985.
Labor policy--Brazil.
Labor unions--Brazil.