Keddy, Paul A.
Chapman & Hall, 1989
Buku Teks
Motta, Massimo, author
Cambridge University Press, 2004
Buku Teks
Kartika Cittaphalita Wedy, author
Universitas Indonesia, 2013
UI - Tesis (Membership)
Chairina Febrian Ramadhanty, author
Fakultas Hukum Universitas Indonesia, 2016
UI - Skripsi (Membership)
Joseph E. Harrington, Yannis Katsoulacos, editors
Edward elgar, 2012
Buku Teks