000 00291nam a22001337a 4500
999 _c2243
_d2243
020 _a9788120324978
082 _a621.382
100 _aWayne Tomasi
245 _aAdvanced electronic communications systems
250 _a6th
260 _aNew Delhi
_bPHI
_c2011
300 _a654
942 _cBK