Columbia subject headings:
Harvard subject headings:
Poland--Foreign relations--1918-1945
Poland--Politics and government--1918-1945
Poland--Politics and government--1989-
Polish people--Foreign countries--Political activity.
Polish people--Foreign countries--Politics and government
Polish people--Foreign countries--Societies, etc.
World War, 1939-1945--Governments in exile.
World War, 1939-1945--Poland.
Princeton subject headings:
Poland--Foreign relations--1918-1945.
Poland--Politics and government--1918-1945.
Poland--Politics and government--1989-
Polish people--Foreign countries--Politics and government.
Polish people--Foreign countries--Societies, etc.
World War, 1939-1945--Governments in exile.
World War, 1939-1945--Poland.