Columbia subject headings:
Harvard subject headings:
Ferro, António, 1895-1956
Journalists--Portugal--Biography.
Politicians--Portugal--Biography
Portugal--Politics and government--1926-1933
Portugal--Politics and government--1933-1974.
Princeton subject headings:
Ferro, António, 1895-1956.
Journalists--Portugal--Biography.
Politicians--Portugal--Biography.
Portugal--Politics and government--1926-1933.
Portugal--Politics and government--1933-1974.