edited by Sue McKemmish, Frank Upward
Ancora Press, 1993
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Chrisman, Nicholas
John Wiley & Sons, 1997
Buku Teks
Moh. Ibrahim
Fakultas Ilmu Komputer Universitas Indonesia, 2008
UI - Skripsi (Open)
Gerry Firmansyah
Fakultas Ilmu Komputer Universitas Indonesia, 2006
UI - Tesis (Membership)
Walford, Nigel
John Wiley & Sons, 2002
Buku Teks