Zoetmulder, Petrus Josephus
[publisher not identified], [date of publication not identified]
Buku Teks
Toorn-Schoutte, Jenny van der
Boom, 2001
Buku Teks
Siregar, Anita Ferial
1985
UI - Skripsi Membership
Vermeulen, Armand
Lannoo bvba, 1986
Buku Teks
Netherlands : N.A. D Donkersloot & O. Noordenbos
Majalah, Jurnal, Buletin