Shay, W. A. (2001). Understanding data communications & networks (2nd.). Thomson.
Citación estilo ChicagoShay, William A. Understanding Data Communications & Networks. 2nd. New Delhi: Thomson, 2001.
Cita MLAShay, William A. Understanding Data Communications & Networks. 2nd. Thomson, 2001.
Precaución: Estas citas no son 100% exactas.