The Oxford University Press, 1970
Buku Teks
The National Computers Centre for Iraq NCC
IBI, 1975
Buku Teks
Bronzing, Joseph D.
Addison-Wesley, 1982
Buku Teks
edited by William J. Clancey, Edward H. Shortliffe
Addison-Wesley, 1984
Buku Teks
Lindberg, Donald A.B., author
Charles C. Thomas, 1968
Buku Teks