Columbia subject headings:
Harvard subject headings:
Generals--Germany--Biography
Germany--History, Military--20th century.
Germany--Politics and government--1918-1933
Groener, Wilhelm, 1867-1939.
Princeton subject headings:
Generals--Germany--Biography.
Germany--History, Military--20th century.
Germany--Politics and government--1918-1933.
Groener, Wilhelm, 1867-1939.