Columbia subject headings:
Harvard subject headings:
Europe--Rural conditions--History--19th century.
Europe--Rural conditions--History--20th century.
Europe--Rural conditions.
Europe--Social conditions--History--19th century.
Europe--Social conditions--History--20th century.
Social movements--Europe--History.
Villages--Europe--History--19th century.
Villages--Europe--History--20th century.
Princeton subject headings:
Europe--Rural conditions.
Social movements--Europe--History.