Columbia subject headings:
Germany--Economic conditions--1918-1945.
Germany--History--1918-1933.
Harvard subject headings:
Germany--Economic conditions--1918-1945.
Germany--Economic policy--1918-1933.
Government ownership--Germany--History--20th century.
Municipal services--Germany--History--20th century.
Princeton subject headings:
Germany--Economic conditions--1918-1945.
Germany--History--1918-1933.