Columbia subject headings:
Harvard subject headings:
Holocaust, Jewish (1939-1945)--Poland--Congresses
Poland--History--Occupation, 1939-1945--Congresses.
Poland--Social conditions--1918-1945--Congresses.
Violence--Poland--History--20th century--Congresses.
World War, 1939-1945--Atrocities--Poland--Congresses
World War, 1939-1945--Campaigns--Poland--Congresses
World War, 1939-1945--Destruction and pillage--Poland--Congresses
Princeton subject headings:
Holocaust, Jewish (1939-1945)--Poland.
World War, 1939-1945--Atrocities--Poland.
World War, 1939-1945--Campaigns--Poland.
World War, 1939-1945--Destruction and pillage--Poland.