Columbia subject headings:
Holocaust, Jewish (1939-1945)--Causes.
Holocaust, Jewish (1939-1945)--Historiography.
Holocaust, Jewish (1939-1945)--Research.
Harvard subject headings:
Holocaust, Jewish (1939-1945)--Causes
Holocaust, Jewish (1939-1945)--Historiography
Holocaust, Jewish (1939-1945)--Research
Princeton subject headings: