Columbia subject headings:
Harvard subject headings:
Brandt, Willy, 1913-1992--Congresses.
Europe--Foreign relations--Germany--Congresses.
Europe--Politics and government--20th century--Congresses.
European Union--Congresses.
European federation--Congresses
Germany--Foreign relations--Europe--Congresses.
Princeton subject headings:
Brandt, Willy, 1913-1992--Congresses.
Europe--Politics and government--20th century--Congresses.
European Union--Congresses.
European Union--Germany--Congresses.
Germany (West)--Foreign relations--Europe, Western--Congresses.