Columbia subject headings:
Language and languages--Philosophy.
Philosophical anthropology--Germany--History.
Philosophical anthropology--Poland--History.
Philosophy, German.
Philosophy, Polish.
Harvard subject headings:
Communication--Philosophy
Human beings--Philosophy.
Human ecology--Philosophy
Language and languages--Philosophy
Philosophical anthropology.
Philosophy, German.
Philosophy, Polish.
Romanticism--Germany--Philosophy.
Princeton subject headings:
Language and languages--Philosophy.
Philosophical anthropology--Germany--History.
Philosophical anthropology--Poland--History.
Philosophy, German.
Philosophy, Polish.