Columbia subject headings:
Armenian Genocide, 1915-1923.
Genocide.
Holocaust, Jewish (1939-1945)--Causes.
Harvard subject headings:
Armenian Genocide, 1915-1923
Genocide.
Holocaust, Jewish (1939-1945)--Causes
Princeton subject headings:
Armenian Genocide, 1915-1923.
Genocide.
Holocaust, Jewish (1939-1945)--Causes.