Haberlandt, M.
Leipzig Goschen 1902
Buku Teks
Sontheimer, Kurt
Fishcher Bucherei 1965
Buku Teks
Brandenstein, Wilhelm, author
Gerold, 1950
Buku Teks
Bennis, Hans, author
Amsterdam University Press, 2000
Buku Teks
Aliya Shahnnaz, author
2018
UI - Makalah dan Kertas Kerja