Columbia subject headings:
European Union countries--Economic policy.
European Union countries--Social policy.
Labor laws and legislation--European Union countries.
Social legislation--European Union countries.
Social rights--European Union countries.
Harvard subject headings:
Labor laws and legislation--European Union countries
Social legislation--European Union countries
Social rights--European Union countries.
Princeton subject headings:
Labor laws and legislation--European Union countries.
Social legislation--European Union countries.
Social rights--European Union countries.