Columbia subject headings:
Labor market--France.
Labor--France.
Labor--Social aspects--France.
Working class--France.
Harvard subject headings:
France--Economic conditions--20th century.
France--Social conditions--20th century.
Industrial relations--France
Labor market--France.
Work environment--France.
Princeton subject headings:
France--Economic conditions--20th century.
France--Social conditions--20th century.
Industrial relations--France.
Labor market--France.
Work environment--France.