000 00393nam a22001577a 4500
003 BML
020 _a9788131705735
082 _a621.382
_bPRO
100 _aProakis , John G.
245 _aFundamentals of communication systems
260 _aNoida
_bPearson
_c2012
300 _a858p.
650 _aTelecommunication systems ; Telecommunication
700 _aSalehi , Masoud
942 _2ddc
_cBK
999 _c3704
_d3704