000 nam a22 7a 4500
999 _c14119
_d14119
020 _a9788126542314
082 _a621.382
_bHAY
100 _aHAYKIN SIMON
245 _aDIGITAL COMMUNICATION SYSTEMS
260 _aNEW DELHI
_bJOHN WILEY AND SONS
_c2015
300 _a700+10
_bP.B
942 _cGEN_BK