[publisher not identified], [date of publication not identified]
Naskah
[publisher not identified], [date of publication not identified]
Naskah
Nangoy, Isadora Maria Marti
1995
UI - Skripsi (Membership)
Papyrus
Elex Media Komputindo, 2019
Buku Teks
Universitas Indonesia, 2005
UI - Skripsi (Membership)