Oliver Dorr
Springer, 2012
eBooks
Enzo Cannizzaro, editor
Oxford University Press, 2011
Buku Teks
Robertson, Arthur Henry, 1913-, author
Manchester University Press, 1993
Buku Teks
Reza Arief Rahman, author
Fakultas Hukum Universitas Indonesia, 2015
UI - Skripsi (Membership)
Mankabady, Samir, author
Elsevier, 1987
Buku Teks