000 00299nam a22001337a 4500
020 _a978-1259004605
082 _a621.382
100 _aSINGH R.P
245 _aCOMMUNICATION SYSTEMS: ANALOG AND DIGITAL
250 _a3 RD
260 _aCENNNAI
_bMGH
_c2012
300 _aXIX, 750P
942 _cBK
999 _c9200
_d9200