000 00304nam a22001337a 4500
020 _a978-1259004605
082 _a621.382
100 _aSINGH,R.P;
_aSAPRE,S.D.
245 _aCOMMUNICATION SYSTEMS ANALOG AND DIGITAL
250 _a3RD
260 _aCHENNAI
_bMGH
_c2012
300 _aXIX;750P.
942 _cBK
999 _c8528
_d8528