Digital Telephony /
Bellamy, John C.
Digital Telephony / John C. Bellamy. - 3rd ed. - New Delhi : Wiley, c2000 [Reprint 2017]. - xxv, 643 p. : ill. ; 23 cm.
Includes index
9788126509294
Digital telephone systems
621.385 / BED 2000
Digital Telephony / John C. Bellamy. - 3rd ed. - New Delhi : Wiley, c2000 [Reprint 2017]. - xxv, 643 p. : ill. ; 23 cm.
Includes index
9788126509294
Digital telephone systems
621.385 / BED 2000