Faculty of Law National University of Singapore, 2018
Majalah, Jurnal, Buletin
general editors, Clive Parry, John P. Grant, Anthony Parry, Arthur D. Watts
Oceana Publications, 1988
Buku Referensi
Erades, Judge
Martinus Nijhoff Publishers, 1983
Buku Teks
Clarendon Press, 1994
Buku Teks
edited by Dennis Campbell
Graham & Trotman, 1990
Buku Referensi