Columbia subject headings:
Harvard subject headings:
Anti-Nazi movement
Buchenwald (Concentration camp)
Communists
Concentration camp inmates--Attitudes.
Holocaust, Jewish (1939-1945)
World War, 1939-1945--Deportations.
World War, 1939-1945--Prisoners and prisons, German.
World War, 1939-1945--Underground movements.
Princeton subject headings:
Anti-Nazi movement.
Buchenwald (Concentration camp)
Communists.
World War, 1939-1945--Prisoners and prisons, German.