Columbia subject headings:
Holocaust, Jewish (1939-1945)--Poland--Wrocław.
Jews--Poland--Wrocław--History--20th century.
Poland--History--Occupation, 1939-1945.
World War, 1939-1945--Jews--Poland--Wrocław.
Harvard subject headings:
Holocaust, Jewish (1939-1945)--Poland--Wrocław.
Jews--Poland--Wrocław--History--20th century.
Poland--History--Occupation, 1939-1945
World War, 1939-1945--Jews--Poland--Wrocław.
Princeton subject headings:
Holocaust, Jewish (1939-1945)--Poland--Wrocław.
Jews--Poland--Wrocław--History--20th century.
Poland--History--Occupation, 1939-1945.
World War, 1939-1945--Jews--Poland--Wrocław.