APA (7e ed.) Bronvermelding

Bellamy, J. (2001). Digital telephony (2nd ed.). John Wiley & Sons, INC..

Chicago (17e ed.) Bronvermelding

Bellamy, John. Digital Telephony. 2nd ed. New York: John Wiley & Sons, INC., 2001.

MLA (9e ed.) Bronvermelding

Bellamy, John. Digital Telephony. 2nd ed. John Wiley & Sons, INC., 2001.