Columbia subject headings:
Germans--Poland--History.
Germany--History.
Germany--Relations--Poland.
Poland--Emigration and immigration.
Poland--History.
Poland--Relations--Germany.
World War, 1939-1945--Deportations from Poland.
Harvard subject headings:
Germans--Poland--History
Germany--History.
Germany--Relations--Poland.
Poland--Emigration and immigration
Poland--History
Poland--Relations--Germany
World War, 1939-1945--Deportations from Poland.
Princeton subject headings:
Germany (West)--Foreign relations--Poland.
Poland--Foreign relations--Germany (West).
Poland--Politics and government--1945-1980.