Columbia subject headings:
Heidegger, Martin, 1889-1976.
Time--Philosophy.
Wittgenstein, Ludwig, 1889-1951.
Harvard subject headings:
Heidegger, Martin, 1889-1976--Criticism and interpretation.
Philosophy, Austrian--19th century.
Philosophy, Austrian--20th century.
Philosophy, British--19th century.
Philosophy, British--20th century.
Philosophy, German--19th century.
Philosophy, German--20th century.
Time--Philosophy.
Wittgenstein, Ludwig, 1889-1951--Criticism and interpretation.
Princeton subject headings:
Heidegger, Martin, 1889-1976.
Time--Philosophy.
Wittgenstein, Ludwig, 1889-1951.