Scoles, Eugene F., author
West Publishing, 1967
Buku Teks
Reese, Willis L.M., author
Foundation Press, 1971
Buku Teks
Countryman, Vern, author
Little, Brown, 1971
Buku Teks
Gunther, Gerald, author
Foundation Press, 1970
Buku Teks
Little, Joseph W., author
Thomson Reuters/West, 2010
Buku Teks