Columbia subject headings:
Harvard subject headings:
Brazil--History--20th century
Catholic Church--Brazil--History--20th century.
Catholic Church--Portugal--History--20th century.
Intellectuals--Brazil.
Intellectuals--Portugal.
Portugal--History--20th century
Religion and politics--Brazil.
Religion and politics--Portugal.
Princeton subject headings:
Brazil--History--20th century.
Catholic Church--Brazil--History--20th century.
Catholic Church--Portugal--History--20th century.
Intellectuals--Brazil.
Intellectuals--Portugal.
Portugal--History--20th century.
Religion and politics--Brazil.
Religion and politics--Portugal.