edited by Ian Brownlie
Clarendon Press, 1995
Buku Referensi
edited by Ian Brownlie
Oxford Univesity Press, 2009
Buku Teks
Jan Klabbers.
Cambridge University Press, 2016
Buku Teks
edited by Burns H. Weston
Transnational , 1994
Buku Teks
Birnie, Patricia W., author
Clarendon Press, 1995
Buku Teks