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020 _a9788120308503
040 _aUPES LIBRARY
_bEnglish
082 _a621.382
_bROD
100 _aRoden, Martin S
_917526
245 _aAnalog and digital communication systems
250 _a3
260 _aNew Delhi:
_bPHI Learning,
_c2009
300 _a505p.
650 _aElectronics
653 _aDigital communication
654 _aAnalog
942 _cBK
999 _c6644
_d6644