Gellhorn, Ernest, author
West, 2004
Buku Teks
Harrison, Jeffrey L., author
West Publishing, 1995
Buku Teks
Eric A. Posner
Ashgate/Dartmouth, 2001
Buku Teks
Bainbridge, Stephen M. , author
Foundation Press, 2002
Buku Teks
Harrison, Jeffery L., author
Whes, a Thomson Reuters Business, 2011
Buku Teks