Digital telephony /
Bellamy, John, 1941-
Digital telephony / [Book]. John Bellamy. - 2nd ed. - New York : Wiley, 1991. - xix, 572 p. : ill. ; 25 cm.
Includes bibliographical references and index. "A Wiley-Interscience publication."
0471620564
Digital telephone systems.
TK5103.7 .B44 1991
Digital telephony / [Book]. John Bellamy. - 2nd ed. - New York : Wiley, 1991. - xix, 572 p. : ill. ; 25 cm.
Includes bibliographical references and index. "A Wiley-Interscience publication."
0471620564
Digital telephone systems.
TK5103.7 .B44 1991