Schlegel, August Wilhelm von, 1767-1845
Kohlhammer, 1966
Buku Teks
Burgin, Hans
Berlin Akademie-Verlag 1959
Buku Teks
Cohen, Ulrike
Langenscheidt, 1986
Buku Teks
Muler, Max
Leipzig Julius Klinkhardt 1870
Buku Teks
Schmidt, Fritz
Athenaum, 1960
Buku Teks