Columbia subject headings:
Atrocities--Europe--History--20th century.
Genocide--Europe--History--20th century.
Holocaust, Jewish (1939-1945)--Psychological aspects.
Jews--Persecutions--Europe--History--20th century.
World War, 1939-1945--Atrocities--Europe.
Harvard subject headings:
Holocaust, Jewish (1939-1945)
Jewish diaspora.
Jews--History.
World War, 1939-1945--Jews.
Princeton subject headings:
Holocaust, Jewish (1939-1945)
Jewish diaspora.
Jews--History.
World War, 1939-1945--Jews.