Puckey, Walter, Sir, author
Hutchinson of London, 1969
Buku Referensi
Napitupulu, Lamora Theresia, author
Fakultas Hukum Universitas Indonesia, 2014
UI - Tesis (Membership)
Vance, Stanley C., author
McGraw-Hill , 1983
Buku Teks
Ivan Mahmudi, author
2019
UI - Skripsi (Membership)
Whisler, Thomas L.
Dow Jones-Irwin, 1984
Buku Teks