Ali Masjono Mukhtar, author
Lembaga Penelitian Universitas Indonesia, 1998
UI - Laporan Penelitian
Batini, Carlo, author
Benjamin/Cummings, 1992
Buku Teks
Blaha, Michael, author
Prentice-Hall, 1998
Buku Teks
Connolly, Thomas M., author
Addison-Wesley , 2005
Buku Teks
Connoly, Thomas, author
Addison-Wesley, 1996
Buku Teks