Thompson, Leon Whitey
Winter Book , 1995
Buku Teks
Packer, Herbert L., author
Stanford University Press, 1968
Buku Teks
Alain Sulver, James Ursini, editors
Limelight, 2012
Buku Teks
Wilde, Mark, author
Wolters Kluwer Law & Business, 2013
Buku Teks
Kluwer Law International, 2008
Buku Teks