Columbia subject headings:
European Economic Community countries--Foreign economic relations--Congresses.
European Economic Community countries--Foreign relations--Congresses.
Harvard subject headings:
European Economic Community countries--Foreign economic relations--Congresses.
European Economic Community countries--Foreign relations--Congresses.
European Economic Community--Congresses.
Princeton subject headings:
European Economic Community countries--Foreign economic relations--Congresses.
European Economic Community countries--Foreign relations--Congresses.