Barnatt, Christopher, 1967
Cyber business : mindsets for a wired aged/ Christopher Barnatt
John Wiley & Sons, 1995
 Buku Teks
Green, James H.
The Irwin handbook of telecommunications
Irwin, 1992
 Buku Referensi
Eka Sakti
Reformasi birokrasi dalam sistem perizinan penyelenggaraan telekomunikasi di Indonesia = Bureaucratic reform of the telecommunications licensing system in Indonesia.
Fakultas Hukum Universitas Indonesia, 2019
 UI - Tesis Membership
Evans, Nicholas D.
Business agility : strategies for gaining competitive advantage through mobile business solutions
Prentice-Hall, 2002
 Buku Teks SO
Hussain, K.M.
Information systems for business
Prentice-Hall, 1995
 Buku Teks SO