Columbia subject headings:
Civilization--Philosophy.
History--Philosophy.
Toynbee, Arnold, 1889-1975.
Harvard subject headings:
Civilization--Philosophy
History--Philosophy
History--Philosophy.
Toynbee, Arnold, 1889-1975
Princeton subject headings:
Civilization--Philosophy.
History--Philosophy.
Toynbee, Arnold, 1889-1975. Study of history.