Columbia subject headings:
Germany--History, Military.
Germany--History--1871-
Germany. Heer. Generalstab.
World War, 1939-1945--Germany.
Harvard subject headings:
Germany--History, Military.
Germany--History--1871-
Germany. Heer. Generalstab.
World War, 1939-1945--Germany.
Princeton subject headings:
Germany--History, Military.
Germany--History--1871-
Germany. Armee. Generalstab--History.
World War, 1939-1945--Germany.