Folsom, Ralph Haughwout, author
West Publishing, 1992
Buku Teks
Lopez, David, author
St. Paul Minn, 2000
Buku Teks
edited by Walter Sterling Surrey and Crawford Shaw
American Law Institute, 1963
Buku Teks
Friedland, Jerold A., author
Lexis, 2014
Buku Teks
Cohen, David, author
Thomson Brooks/Cole, 2005
Buku Teks