Law reform in the field of mining: several challenges and problems
 Artikel Jurnal
International law : achievements and prospects
Mohammed Bedjaoui, general editor
Unesco, 1991
 Buku Referensi
Ali, Shaheen Sardar
Modern challenges to Islamic law
Cambridge University Press, 2016
 Buku Teks
Law reform in the commonwealth
1977
 Buku Teks
Vanderbilt, Arthur T.
The challenge of law reform / by Arthur T. Vanderbilt
Pricenton University Press, 1955
 Buku Teks