edited by Alistair D.N. Edwards, Simon Holland
Springer-Verlag, 1992
Buku Teks
Andleigh, Prabhat K., author
Prentice-Hall, 1996
Buku Teks
Olsen, Gary, author
Ohio North Light Books , 1997
Buku Teks
Cox, Kevin, author
Prentice-Hall, 1993
Buku Teks
Thimbleby, Harold, author
ACM Press, 1990
Buku Teks