American National Standards Committee
IEEE Computer Society, 1979
Buku Teks
Grogono, Peter
Addison-Wesley, 1978
Buku Teks
Tucker, Allen B.
Holt Rinehart and Winston, 1983
Buku Teks
Lewis, T.G. (Theodore Gyle)
Reston Publishing, 1981
Buku Teks
Moore, Lawrie
Ellis Horwood Limited, 1980
Buku Teks