Columbia subject headings:
Europe--Politics and government--1945-
German reunification question (1949-1990)
Germany--Politics and government--1945-1990.
World War, 1939-1945--Germany.
World War, 1939-1945--Peace.
Harvard subject headings:
German reunification question (1949-1990)
Germany--Politics and government--1945-1990.
World War, 1939-1945--Germany.
World War, 1939-1945--Peace.
Princeton subject headings:
Germany (East)--Relations--Poland.
Germany (West)--Relations--Poland.
Poland--Foreign relations--1945-
Poland--Relations--Germany (East).
Poland--Relations--Germany (West).