Columbia subject headings:
Elite (Social sciences)--Spain--País Vasco--History.
País Vasco (Spain)--History--18th century.
País Vasco (Spain)--History--19th century.
Reformers--Spain--País Vasco--History.
Harvard subject headings:
Princeton subject headings:
Elite (Social sciences)--Spain--País Vasco--History.
País Vasco (Spain)--History--18th century.
País Vasco (Spain)--History--19th century.
Reformers--Spain--País Vasco--History.