Fathia Izzati
Fakultas Hukum Universitas Indonesia, 2018
UI - Skripsi Membership
Thea Mutiara Khalifa
Fakultas Hukum Universitas Indonesia, 2021
UI - Skripsi Membership
Asri Rahimi
Fakultas Hukum Universitas Indonesia, 2014
UI - Skripsi Membership
edited by Fritz Enderlein
Oceana Publications, 1992
Buku Referensi
Kritzer, Albert H.
Kluwer Law and Taxation Publishers, 1989
Buku Teks SO