Davis, Trisha, author
Mecklermedia Corporation, 1994
Buku Teks
Norton, Peter, author
Microsoft Corp., 1985
Buku Teks
Macek, Rosanne M.
Meckler Corporation, 1988
Buku Referensi
Dewey, Patrick R.
Meckler Corporation, 1987
Buku Referensi
Norton, Peter, author
[publisher not identified], [date of publication not identified]
Buku Teks