000 00513nam a2200181Ia 4500
020 _a8178083280
082 _a621.382
_bCOD
100 _aCouch, Leon W.
_990844
245 _aDigital and analog communication system
_cLeon W. Couch
250 _a6th ed.
260 _aSingapore:
_bPearson Education,
_c2001
300 _b774p.
500 _aIncludes bibliographical references and index
546 _aeng
650 _aTelecommunication systems
_94193
650 _aDigital communication
_990845
942 _cBK
999 _c32140
_d32140