Columbia subject headings:
Harvard subject headings:
Germany--Armed Forces--Foreign countries--History--20th century.
Germany--Armed Forces--Foreign countries--History--21st century.
Germany--Armed Forces--Foreign service--History--20th century.
Germany--Armed Forces--Foreign service--History--21st century.
Princeton subject headings:
Germany--Armed Forces--History--20th century.
Germany--Armed Forces--History--21st century.
Germany--History, Military.