Columbia subject headings:
Harvard subject headings:
Art--Political aspects--Argentina--History--20th century.
Art--Political aspects--Brazil--History--20th century.
Politics and literature--Argentina--History--20th century.
Politics and literature--Brazil--History--20th century.
Princeton subject headings:
Art--Political aspects--Argentina--History--20th century.
Art--Political aspects--Brazil--History--20th century.
Politics and literature--Argentina--History--20th century.
Politics and literature--Brazil--History--20th century.