Gilbert, James N., author
Merril Publishing, 1990
Buku Teks
McClain, Emlin
AMS Press, 1974
Buku Teks
Ingram, Jefferson L., author
Pearson/Prentice Hall, 2005
Buku Teks
Dobbyn, John F., author
West Publishing, 1996
Buku Teks
Louisell, David W., author
Foundation Press, 1979
Buku Teks