Columbia subject headings:
Semantics (Philosophy)
Wittgenstein, Ludwig, 1889-1951.
Harvard subject headings:
Kripke, Saul A., 1940-
Meaning (Philosophy)--History--20th century.
Wittgenstein, Ludwig, 1889-1951--Contributions in philosophy of meaning.
Princeton subject headings:
Meaning (Philosophy)
Wittgenstein, Ludwig, 1889-1951.