Gaya APA
Data and computer communications. (2003).
New Delhi:
Prentice Hall.
Gaya Chicago
Data and computer communications.
6.
New Delhi:
Prentice Hall,
2003.
Buku.
Gaya MLA
Data and computer communications.
6.
New Delhi:
Prentice Hall,
2003.
Buku.
Gaya Turabian
Data and computer communications.
New Delhi:
Prentice Hall,
2003.
Buku.