000 00354nam a2200145Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0074837711
082 _a621.3828
_bNAG
100 _aNagrath, I J.
245 0 _aSignals and syatems
260 _aDelhi :
_bTata Mcgraw Hill,
_c2007
300 _a606.
365 _a215
650 _aApplied physics
999 _c21257
_d21257