000 00359nam a22001337a 4500
020 _a978-0071321174
082 _a621.382
100 _aCARLSON,A BRUCE;
_aCRILLY,PAUL B.
245 _aCOMMUNICATION SYSTEMS;AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION
250 _a5TH
260 _aCHENNAI
_bMGH
_c2010
300 _aXX;924P.
942 _cBK
999 _c8470
_d8470