Columbia subject headings:
Harvard subject headings:
Catholic Church--Portugal--History--20th century.
Catholic Church. Treaties, etc. (1940 May 7.)
Catholic Church. Treaties, etc. 1940 May 8.
Church and state--Portugal--History--20th century.
Portugal--Politics and government--1933-1974.
Salazar, António de Oliveira, 1889-1970
Princeton subject headings:
Catholic Church Treaties, etc. 1940 May 7.
Church and state--Portugal--History--20th century.
Portugal--Politics and government--1933-1974.
Salazar, António de Oliveira, 1889-1970.