Columbia subject headings:
Civil-military relations--United States--History--20th century.
Military-industrial complex--United States--History--20th century.
United States. Army--History--World War, 1914-1918.
Harvard subject headings:
Civil-military relations--United States--History--20th century.
Military-industrial complex--United States--History--20th century.
United States. Army--History--World War, 1914-1918.
Princeton subject headings:
Civil-military relations--United States--History--20th century.
Military-industrial complex--United States--History--20th century.
United States. Army--History--World War, 1914-1918.