Columbia subject headings:
Education--Brazil.
Education--Political aspects--Brazil.
Partido dos Trabalhadores (Brazil)
Harvard subject headings:
Education--Brazil
Education--Political aspects--Brazil
Partido dos Trabalhadores (Brazil)
Popular education--Brazil.
Working class--Education--Brazil
Princeton subject headings:
Education and state--Brazil.
Education--Brazil.
Partido dos Trabalhadores (Brazil)
Working class--Education--Brazil.