Merkow, Mark S., author
[American Management Association, ], 2002
eBooks
Kalakota, Ravi, author
Addison-Wesley, 2001
Buku Teks
Rosen, Anita, author
Amacom Books, 2000
Buku Teks
Pande K. Raka Susena H., author
Fakultas Teknik Universitas Indonesia, 2004
UI - Skripsi (Membership)
Puspa Maharani, author
Universitas Indonesia, 2012
UI - Tesis (Open)