Millington, D., author
Ellis Horwood, 1981
Buku Teks
Halang, Wolfgang A., author
Kluwer Academic Publishers, 1991
Buku Teks
Burns, Alan, author
Addison-Wesley, 1990
Buku Teks
Siewert, Sam, author
Virginia Mercury Learning and Information, 2016
Multimedia
Yourdon, Edward, author
Prentice-Hall, 1972
Buku Teks