Columbia subject headings:
Brazil--Historiography.
Communism--Brazil.
Prado Júnior, Caio, 1907-1990.
Harvard subject headings:
Communism--Brazil
Prado Júnior, Caio, 1907-1990.
Princeton subject headings:
Communism--Brazil.
Prado Júnior, Caio, 1907-1990.