000 00339nam a22001457a 4500
020 _a9788189757296
082 _a621.3822 SON
100 _aSoni .K.M
245 _aSignal and system
260 _aNew Delhi
_bS.K.Kataria & Sons
_c2006
300 _a350
_bP.B
650 _aSignal and system
700 _aK.M.Soni
942 _cBK
999 _c490601
_d490601