Situmorang, Jacob Marulitua Ido, author
Quelle Maeye, 1927
Buku Teks
Vierkandt, Alfred, 1867-1953, author
Ferdinand Enke Verlag Stuttgart, 1949
Buku Teks
Chairul Arifin, author
ISTN, 1996
Buku Teks SO
Chairul Arifin, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1980
UI - Skripsi Membership
Nietzsche, Friedrich, author
The Modern Library , [date of publication not identified]
Buku Teks