Columbia subject headings:
Philosophical anthropology.
Philosophy, Modern--20th century.
Plessner, Helmuth, 1892-1985.
Harvard subject headings:
Philosophical anthropology.
Philosophy, Modern--20th century.
Plessner, Helmuth, 1892-1985
Princeton subject headings:
Philosophical anthropology.
Philosophy, Modern--20th century.
Plessner, Helmuth, 1892-1985.