Columbia subject headings:
Heidegger, Martin, 1889-1976.
Hüni, Heinrich.
Phenomenology.
Philosophy, Modern.
Philosophy--History.
Harvard subject headings:
Heidegger, Martin, 1889-1976
Phenomenology.
Philosophy, Modern.
Philosophy--History
Princeton subject headings:
Heidegger, Martin, 1889-1976.
Phenomenology.
Philosophy, Modern.
Philosophy--History.