Columbia subject headings:
Council of Europe.
European Social Charter.
Industrial relations--Congresses.
Labor laws and legislation--Europe--Congresses.
Harvard subject headings:
Council of Europe--Congresses.
Europe--Social policy--Congresses.
European Social Charter--Congresses.
Labor laws and legislation--Europe--Congresses.
Social legislation--Europe--Congresses.
Princeton subject headings:
Council of Europe.
Council of Europe. European social charter.
Industrial relations--Congresses.
Labor laws and legislation--Congresses.