Columbia subject headings:
Europe, Western--Politics and government.
Political parties--Europe, Western.
Harvard subject headings:
Elections--Europe, Western--Congresses.
Europe, Western--Politics and government--Congresses.
Europe--Politics and government.
Germany--Politics and government--1990---Congresses.
Political parties--Europe
Political parties--Europe, Western--Congresses.
Political parties--Germany--Congresses.
Princeton subject headings: