Columbia subject headings:
Prussia (Germany). Armee. Grosser Generalstab.
Prussia (Kingdom). Armee. Grosser Generalstab.
War (International law)
World War, 1914-1918.
Harvard subject headings:
Prussia (Germany). Armee. Grosser Generalstab.
War (International law)
World War, 1914-1918
Princeton subject headings: