Schreiber, W., author
Editiones Roche, 1986
Buku Teks
de Vries, Leonard
J.M. Meulenhoff, 1965
Buku Teks
Hauff, W
Berlin Hampel [t.th.]
Buku Teks
Saver, Wolfgang Werner, author
J.B.Metzlersche, 1988
Buku Referensi
Florenz. Karl
C. F. Amelang, 1909
Buku Teks