edited by Michael R. Lowry and Robert D. McCartney
AAAI Press , 1991
Buku Teks SO
Fisher, Alan S.
John Wiley & Sons, 1991
Buku Teks SO
McClure, Carma L.
Prentice-Hall, 1989
Buku Teks SO
McClure, Carma L.
Prentice-Hall, 1989
Buku Teks SO
Putnam, Lawrence H.
Prentice-Hall, 1992
Buku Teks SO