Gelfand, M. David, author
West Publishing, 1986
Buku Teks
edited by Michael D. Rose
West Publishing, 1996
Buku Teks
by Stanley S. Survey ... [and others]
Foundation Press, 1972
Buku Teks
edited by William H. Hoffman
West Publishing, 1988
Buku Teks
Burke, Karen C., 1951-, author
West Publishing, 1996
Buku Teks