Shay, W. A. (2001). Understanding data communications & networks (2nd.). Thomson.
Chicago Style aipamenaShay, William A. Understanding Data Communications & Networks. 2nd. New Delhi: Thomson, 2001.
MLA aipamenaShay, William A. Understanding Data Communications & Networks. 2nd. Thomson, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.