Columbia subject headings:
France--Rural conditions--Congresses.
Québec (Province)--Rural conditions--Congresses.
Rural conditions--Cross-cultural studies--Congresses.
Harvard subject headings:
France--Rural conditions--Congresses.
Québec (Province)--Rural conditions--Congresses.
Rural conditions--Cross-cultural studies--Congresses.
Princeton subject headings:
France--Rural conditions--History--Congresses.
Québec (Province)--Rural conditions--History--Congresses.