Columbia subject headings:
Harvard subject headings:
Caetano, Marcello, 1906-1980.
Politicians--Portugal--Biography
Portugal--Politics and government--1910-1974.
Salazar, António de Oliveira, 1889-1970
Soares, Mário.
Princeton subject headings:
Caetano, Marcello, 1906-1980.
Politicians--Portugal--Biography.
Portugal--Politics and government--1910-1974.
Salazar, António de Oliveira, 1889-1970.
Soares, Mário.