Bellamy, J. (2001). Digital telephony (2nd ed.). John Wiley & Sons, INC..
Citación estilo ChicagoBellamy, John. Digital Telephony. 2nd ed. New York: John Wiley & Sons, INC., 2001.
Cita MLABellamy, John. Digital Telephony. 2nd ed. John Wiley & Sons, INC., 2001.
Warning: These citations may not always be 100% accurate.