000 00633nam a2200241Ia 4500
008 151211s9999 xx 000 0 und d
020 _a9788126509294
082 _222
082 _a621.385
082 _bBEL/D
100 _aBellamy, John
245 _aDigital telephony
245 _cby John C. Bellamy.
250 _a3rd ed.
260 _aNew Delhi
260 _bJohn Sons. & Wiley India
260 _c2000
300 _axxv, 643 p. : ill. ; 24 cm.
504 _aIncludes bibliographical references and index.
650 _aElectrical Sciences; Digital telephone systems.; Digital
942 _2ddc
942 _cTB
999 _c4391
_d4391