Columbia subject headings:
Harvard subject headings:
Caetano, Marcello, 1906-1980--Exile, 1974-1980--Brazil.
Caetano, Marcello, 1906-1980--Exile--Brazil.
Portugal--Politics and government--1933-1974.
Presidents--Portugal--Biography.
Prime ministers--Portugal--Biography.
Princeton subject headings:
Caetano, Marcelo, 1906---Exile--Brazil.
Portugal--Politics and government--1933-1974.
Presidents--Portugal--Biography.