Columbia subject headings:
Germany--History, Military--20th century.
Germany. Heer--Regulations--History--20th century.
Tactics--History--20th century.
World War, 1914-1918--Germany.
World War, 1914-1918--Journalism, Military--Germany.
Harvard subject headings:
Germany--History, Military--20th century.
Germany. Heer--Regulations--History--20th century.
Tactics--History--20th century.
World War, 1914-1918--Germany.
World War, 1914-1918--Journalism, Military--Germany.
Princeton subject headings:
Germany--History, Military--20th century.
Germany. Heer--Regulations--History--20th century.
Tactics--History--20th century.
World War, 1914-1918--Germany.
World War, 1914-1918--Journalism, Military--Germany.