Bell, David A., 1930-, author
Reston Publishing, 1981
Buku Teks
Floyd, Thomas L., author
Prentice-Hall, 1998
Buku Teks
Nilsson, James W. (James William), author
Addison-Wesley, 1996
Buku Teks
Aidala, Joseph B.
Buku Teks
Lister, Eugene R., author
Erlangga, 1988
Buku Teks