Bochenski, I.M.
Francke Verlag, 1947
Buku Teks
Heiss, Robert
A. Francke, 1948
Buku Teks
Bierens de Haan, J. D. (Johannes Diderik), 1866-1943, author
Erven F. Bohn, 1950
Buku Teks
Dilthey, Wilhelm, author
University of North Carolina Press, 1954
Buku Teks
Vorlander, Karl
Gustav Kiepenheuer Verla, 1932
Buku Teks