Carter, John W.
Prentice-Hall, 1997.
Buku Teks
Jeff Z. Pan, editor
[, Springer-Verlag], 2012
eBooks
Atanassov, Krassimir T., author
[Springer, Springer], 2012
eBooks
edited by Thomas Eiter, Thomas Krennwallner
Springer-Verlag, 2012
eBooks
Almaini, A.E.A. (Adib E.A.), 1945-
Prentice-Hall, 1989
Buku Teks