Artikel Jurnal
Marcel Antoni, author
2016
UI - Skripsi (Membership)
Brotruck, Tanja
Birkhauser, 1990
Buku Teks
Pugsley, Sir Alfred
London: Edward Arnold, 1968
Buku Teks
Warakah Anhar, author
Fakultas Hukum Universitas Indonesia, 2014
UI - Tesis (Membership)