Columbia subject headings:
Jaspers, Karl, 1883-1969.
Political science--Philosophy.
Social sciences--Philosophy.
Harvard subject headings:
Existentialism.
Jaspers, Karl, 1883-1969--Criticism and interpretation.
Philosophy--Political aspects.
Philosophy--Social aspects.
Princeton subject headings:
Jaspers, Karl, 1883-1969.
Political science--Philosophy.
Social sciences--Philosophy.