Columbia subject headings:
Intellectuals in literature.
Intellectuals--Portugal--History--20th century.
Portugal--Intellectual life.
Portuguese literature--To 1500--History and criticism.
Harvard subject headings:
Intellectuals in literature
Intellectuals--Portugal--History--20th century.
Portugal--Intellectual life
Portuguese literature--To 1500--History and criticism
Princeton subject headings:
Intellectuals in literature.
Intellectuals--Portugal--History--20th century.
Portugal--Intellectual life.
Portuguese literature--To 1500--History and criticism.