Columbia subject headings:
Harvard subject headings:
Gadamer, Hans-Georg, 1900-2002
Heidegger, Martin, 1889-1976
Humboldt, Wilhelm von, 1767-1835.
Jakobson, Roman, 1896-1982.
Language and languages--Philosophy
Luhmann, Niklas, 1927-1998
Princeton subject headings:
Gadamer, Hans-Georg, 1900-2002.
Heidegger, Martin, 1889-1976.
Humboldt, Wilhelm von, 1767-1835.
Jakobson, Roman, 1896-1982.
Language and languages--Philosophy.
Luhmann, Niklas, 1927-1998.