Enschede, Ch. J., author
Alumni, 1982
Buku Teks
Guntur Ferry Fathar, author
Universitas Indonesia, 2007
UI - Tesis (Membership)
Artikel Jurnal
Marpaung, Leden, author
RajaGrafindo Persada, 1997
Buku Teks
Andi Syskia Dannia, author
Fakultas Hukum Universitas Indonesia, 2006
UI - Tesis (Membership)