Read, Herbert, author
The World Publishing Company, 1962
Buku Teks
Kohn, Caroline
Stuttgart JB Metzlersche 1966
Buku Teks
Brandes, Joseph
University of Pittsburgh Press, 1962
Buku Teks
Lowith, Karl, author
Routledge, 1993
Buku Teks
Mann, Heinrich
Berlin : Aufbau, 1963
Buku Teks