Bellamy, John
Digital telephony - 2nd ed. - New York John wiley & sons 1991 - xix, 572 p. ill. 25 cm. - Wiley Series in telecommunications .
Includes bibliographies
0471620564
Digital telephony
623.85 / BEL/1991
Digital telephony - 2nd ed. - New York John wiley & sons 1991 - xix, 572 p. ill. 25 cm. - Wiley Series in telecommunications .
Includes bibliographies
0471620564
Digital telephony
623.85 / BEL/1991