Columbia subject headings:
Conservatism--Germany--History--20th century.
Liberalism--Germany--History--20th century.
Political science--Germany--History--20th century.
Schmitt, Carl, 1888-1985.
Harvard subject headings:
Liberalism.
Political science--Germany
Schmitt, Carl, 1888-1985.
Princeton subject headings:
Political science--Germany (West).
Schmitt, Carl, 1888-1985.