Columbia subject headings:
Industrial relations--Europe.
Labor laws and legislation--Europe.
Social legislation--Europe.
Harvard subject headings:
Council of Europe. European social charter. Protocols, etc. (1991 Oct. 21)
Council of Europe. European social charter. Protocols, etc. (1991 October 21)
Labor laws and legislation--Europe
Social legislation--Europe
Princeton subject headings:
Council of Europe. European social charter. Protocols, etc., 1991 Oct. 21.
Labor laws and legislation--Europe.
Social legislation--Europe.