Mayer, J.P., author
Faber and Faber, 1948
Buku Teks
edited by Ian Brownlie, Guy S. Goodwin-Gill
Clarendon Press, 1971
Buku Teks
Oxford University Press, 1951
Buku Teks
Phillip R.Trimble
Aspen Law & Business, 1999
Buku Teks
Association of Southeast Asian Nations
Asean Secretariat , 1989
Buku Teks