000 00430nam a2200169Ia 4500
008 180531s9999||||xx |||||||||||||| ||und||
020 _a9788126509294
040 _cPK-GjGUL
082 _a621.385
_bBEL-D
100 _a"Bellamy, John C."
245 _aDigital telephony
_c"Bellamy, John C."
250 _a3rd. Ed
260 _aIndia
_bWiley books
_c2000
300 _a643 p.
650 _aElectrical engineering
942 _cBK
999 _c16006
_d16006