Columbia subject headings:
Works councils--Law and legislation--France--History.
Works councils--Law and legislation--Germany--History.
Works councils--Law and legislation--Great Britain--History.
Harvard subject headings:
Works councils--France--History.
Works councils--Germany--History.
Works councils--Great Britain--History.
Works councils--Law and legislation--France--History.
Works councils--Law and legislation--Germany--History.
Works councils--Law and legislation--Great Britain--History.
Princeton subject headings:
Works councils--France--History.
Works councils--Germany--History.
Works councils--Great Britain--History.