Columbia subject headings:
Ethics--Europe--Congresses.
Law--Europe--Philosophy--Congresses.
Political science--Europe--Philosophy--Congresses.
Harvard subject headings:
Ethics--Europe--Congresses.
Law and ethics--Congresses.
Law--Europe--Philosophy--Congresses.
Law--Political aspects--Congresses
Political science--Europe--Philosophy--Congresses.
Princeton subject headings:
Ethics--Europe--Congresses.
Law--Europe--Philosophy--Congresses.
Political science--Europe--Philosophy--Congresses.