Columbia subject headings:
Germans--Poland--History.
Wielkopolska (Poland)--Ethnic relations.
World War, 1939-1945--Deportations from Poland.
World War, 1939-1945--Poland--Wielkopolska.
Harvard subject headings:
Germans--Poland--History
Wielkopolska (Poland)--Ethnic relations.
World War, 1939-1945--Deportations from Poland.
World War, 1939-1945--Poland--Wielkopolska.
Princeton subject headings:
Germans--Poland--History.
Wielkopolska (Poland)--Ethnic relations.
World War, 1939-1945--Deportations from Poland.
World War, 1939-1945--Poland--Wielkopolska.