Hamilton, Robert W., author
West Publishing, 1984
Buku Teks
Little, Joseph W., author
Thomson Reuters/West, 2010
Buku Teks
Covington, J.S., author
John Marshall, 1990
Buku Teks
Lewis, Anthony, author
Pradnya Paramita, 1984
Buku Teks
J. Ralph Lindgren ... [et al.].
Thomson Wadsworth, 2005
Buku Teks