Columbia subject headings:
Harvard subject headings:
World War, 1939-1945--Concentration camps.
World War, 1939-1945--Prisoners and prisons, German.
Youth--Germany--History--20th century
Princeton subject headings:
World War, 1939-1945--Concentration camps.
World War, 1939-1945--Prisoners and prisons, German.
Youth--Germany--History--20th century.