Satya Arinanto, author
Faculty of law University of Indonesia, 2000
Buku Teks
Kortmann, C.A.J.M., author
Kluwer Law International, 2007
Buku Teks
Mason, Alpheus Thomas,1899-1989, author
Prentice-Hall, 1993
Buku Teks
Landsberg, Brian K., author
Thomson/West, 2007
Buku Teks
Kauper, Paul G., author
Little, Brown, 1966
Buku Teks