Columbia subject headings:
Harvard subject headings:
Elite (Social sciences)--Portugal--History--19th century.
Elite (Social sciences)--Portugal--History--20th century.
Local government--Portugal--History--20th century.
Portugal--Rural conditions.
Princeton subject headings:
Elite (Social sciences)--Portugal--History--19th century.
Elite (Social sciences)--Portugal--History--20th century.
Local government--Portugal--History--20th century.
Portugal--Rural conditions.