Daniel J. Lathrope, editor
West Group, 2003
Buku Teks
edited by Michael D. Rose
West Publishing, 1996
Buku Teks
Burke, Karen C., 1951-, author
West Publishing, 1996
Buku Teks
Williamson, J. Peter (John Peter), author
Scott, Foresman, 1968
Buku Teks
by Stanley S. Survey ... [and others]
Foundation Press, 1972
Buku Teks