edited by Reimar Schefold, J.M. Peter Nas, Gauden Z. Domenig
KITLV Press, 2003
Buku Teks
edited by Dawn E. Holmes, Lakhmi C. Jain
Springer-verlag, 2012
eBooks
Fletcher, George P., author
Oxford University Press, 1996
Buku Teks
Darwis bin Aman Nesin, author
Fakultas Hukum Universitas Indonesia, 2012
UI - Skripsi (Open)
E.J. Brill, 1978
Buku Referensi