A.C. Nix, 1936., 1936.
Buku Teks
Nabila, author
Fakultas Hukum Universitas Indonesia, 2019
UI - Skripsi Membership
Rr Ernawati Endah Setyorini, author
2018
UI - Tesis (Membership)
Martinus Nijhoff, 1943
Buku Referensi
Stein, P.A., author
Kluwer,, 1986
Buku Teks