Vanladians, Yavis, author
Andi, 1987
Buku Teks
American National Standards Committee
IEEE Computer Society, 1979
Buku Teks
Atkinson, Laurence Y., author
John Wiley & Sons, 1980
Buku Teks
Moore, John B., author
Reston Publishing, 1984
Buku Teks
Kennedy, Michael, author
Prentice-Hall, 1982
Buku Teks