Columbia subject headings:
Cultural property--Protection--Law and legislation--Congresses.
Cultural property--Protection--Law and legislation--Europe--Congresses.
Law and art--Congresses.
Harvard subject headings:
Cultural property--Protection--Law and legislation--Congresses.
Cultural property--Protection--Law and legislation--Europe--Congresses.
Cultural property--Protection--Law and legislation--European Economic Community countries--Congresses.
Law and art--Congresses.
Princeton subject headings: