Columbia subject headings:
Harvard subject headings:
Democratization--Germany--History--Congresses.
Germany (West)--Politics and government--Congresses
Germany--Politics and government--1918-1933--Congresses.
Princeton subject headings:
Democratization--Germany--History--Congresses.
Germany (West)--Politics and government--Congresses.
Germany--Politics and government--1918-1933--Congresses.