Columbia subject headings:
Europe--Politics and government--1945---Periodicals.
European federation--Periodicals.
Law--Europe--Periodicals.
Harvard subject headings:
Europe--Politics and government--1945---Periodicals.
European federation--Periodicals
Law--Europe--Periodicals
Princeton subject headings:
Europe--Politics and government--1945---Periodicals.
European federation--Periodicals.
Periodicals.