Columbia subject headings:
Ukraine, Western--History--Soviet occupation, 1939-1941.
Ukraine--Politics and government--1921-1944.
World War, 1939-1945--Ukraine--Galicia, Eastern.
Harvard subject headings:
Princeton subject headings:
Poland--Relations--Ukraine.
Ukraine, Western--History.
Ukraine--Relations--Poland.
World War, 1939-1945--Poland.
World War, 1939-1945--Ukraine, Western.