Bellamy, John
Digital telephony - 2nd ed. - New York John Wiley 1991 - xix, 572p. : ill. - Wiley series in telecommunication .
0471620564
DIGITAL COMMUNICATION SYSTEMS
TELEPHONE SYSTEMS
TELEPHONE
621.395 / B4
Digital telephony - 2nd ed. - New York John Wiley 1991 - xix, 572p. : ill. - Wiley series in telecommunication .
0471620564
DIGITAL COMMUNICATION SYSTEMS
TELEPHONE SYSTEMS
TELEPHONE
621.395 / B4