Columbia subject headings:
Political science--Germany--History--20th century.
Schmitt, Carl, 1888-1985.
State, The.
Harvard subject headings:
Political science--History--20th century
Schmitt, Carl, 1888-1985--Contributions in political science.
State, The
Princeton subject headings:
Political science--Germany--History--20th century.
Schmitt, Carl, 1888-1985.
State, The.