Columbia subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Criticism and interpretation--Congresses.
Wittgenstein, Ludwig, 1889-1951--Congresses.
Harvard subject headings:
Goethe, Johann Wolfgang von, 1749-1832
Goethe, Johann Wolfgang von, 1749-1832--Congresses.
Wittgenstein, Ludwig, 1889-1951
Wittgenstein, Ludwig, 1889-1951--Congresses.
Princeton subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Congresses.
Wittgenstein, Ludwig, 1889-1951--Congresses.