Columbia subject headings:
Draft--Germany--History--Sources.
Germany. Heer--History--Sources.
Youth--Germany--History--Sources.
Harvard subject headings:
Child soldiers--Germany--History--Sources.
Germany. Heer--History--Sources.
World War, 1939-1945--Germany--Participation, Juvenile--Sources.
Princeton subject headings:
Draft--Germany--History--Sources.
Germany. Heer--History--Sources.
Youth--Germany--History--Sources.