Columbia subject headings:
Harvard subject headings:
Collective memory--Poland.
Poland--History--1918-1945
Poland--History--Occupation, 1939-1945
World War, 1939-1945--Poland.
Princeton subject headings:
Collective memory--Poland.
Poland--History--1918-1945.
Poland--History--Occupation, 1939-1945.
World War, 1939-1945--Poland.