Hoetink, H.R.
Tjeenk Willink & Zoon, 1949
Buku Teks
Adiguna Purnama
Fakultas Hukum Universitas Indonesia, 2014
UI - Skripsi Membership
David Price
University of Indonesia, Faculty of Law, 2017
Artikel Jurnal
Douma, A. J. S.
Martinus Nijhoff, 1950
Buku Klasik
Kluwer, 1993
Buku Teks