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082 _a621.38 T222 P
100 _aTaub,Herbert and Schilling D L
_943367
245 0 _aPrinciples of communication systems
_cTaub Schilling D L
250 _a2nd
260 _aNew Delhi
_bTata McGraw Hill
_c1994
300 _axvii,759p
650 _aCommunication systems
_947376
942 _cBK
999 _c37586
_d37586