Shanmugam, K. Sam, author
John Wiley & Sons, 1979
Buku Teks
Roden, Martin S., author
Prentice-Hall, 1996
Buku Teks
Cohen, Leon W., author
Prentice Hall International, 1997
Buku Teks
Haykin, Simon, author
John Wiley & Sons, 1978
Buku Teks
Stremler, Ferrel G.
Addison-Wesley, 1982
Buku Teks