Lewis, T.G. (Theodore Gyle)
Reston Publishing, 1982
Buku Teks
Morgan Kaufmann, 2013
eBooks
Shiller, Larry
Yourdon Press, 1990
Buku Teks
edited by Michael R. Lowry and Robert D. McCartney
AAAI Press , 1991
Buku Teks
Fisher, Alan S.
John Wiley & Sons, 1991
Buku Teks