Thody, Philip
Routledge , 1997
Buku Teks
Graham, Loren R., author
Cambridge University Press, 1993
Buku Teks
Ishmah Naqiyya, author
Fakultas Hukum Universitas Indonesia, 2020
UI - Skripsi (Membership)
Garner, Hugh
Simon & Pierre Pub. Co., 1974
Buku Teks
Arwan Nugroho, author
2019
UI - Tesis (Membership)