Brown, Martin C., author
Osborne/McGraw-Hill, 1999
Buku Referensi
Brown, Micah, author
Prentice-Hall, 1999
Buku Referensi
Wall, Larry, author
O'Reilly, 1996
Buku Teks
Walsh, Nancy, author
O`Reilly and Associates, 1999
Buku Teks
Merlino, Joseph, author
Hungry Minds, 2002
Buku Teks