Columbia subject headings:
Harvard subject headings:
Europe--Economic integration--Congresses.
Europe--Politics and government--Congresses.
European Union--Congresses.
National characteristics, European--Congresses.
Philosophy, European--Congresses.
Philosophy--Europe--Congresses.
Political science--Europe--Philosophy--Congresses.
Princeton subject headings:
Europe--Economic integration--Congresses.
Europe--Politics and government--Congresses.
European Union--Congresses.
National characteristics, European--Congresses.
Philosophy, European--Congresses.
Philosophy--Europe--Congresses.
Political science--Europe--Philosophy--Congresses.