Digital telephony /
Bellamy, John,
Digital telephony / John C. Bellamy. - 3rd ed. - New York : Wiley, c2000. - xxv, 643 p. : ill. ; - Wiley series in telecommunications and signal processing .
"A Wiley-Interscience publication."
0471345717 (acidfree paper)
Digital telephone systems.
TK5103.7 / .B44 2000
Digital telephony / John C. Bellamy. - 3rd ed. - New York : Wiley, c2000. - xxv, 643 p. : ill. ; - Wiley series in telecommunications and signal processing .
"A Wiley-Interscience publication."
0471345717 (acidfree paper)
Digital telephone systems.
TK5103.7 / .B44 2000