The National Computers Centre for Iraq NCC
IBI, 1975
Buku Teks SO
Bronzing, Joseph D.
Addison-Wesley, 1982
Buku Teks SO
edited by William J. Clancey, Edward H. Shortliffe
Addison-Wesley, 1984
Buku Teks SO
Lindberg, Donald A.B.
Charles C. Thomas, 1968
Buku Teks SO
Ballard, Dana H.
Prentice-Hall, 1982
Buku Teks