Columbia subject headings:
Harvard subject headings:
Costa, Afonso, 1871-1937.
Education and state--Portugal--History--20th century.
Instituto de missões coloniais--History.
Portugal--Colonies--Administration--History--20th century.
Secularization--Portugal--History--20th century.
Princeton subject headings:
Costa, Afonso, 1871-1937.
Education and state--Portugal--History--20th century.
Instituto de Missões Coloniais--History.
Portugal--Colonies--Administration--History--20th century.
Secularization--Portugal--History--20th century.