000 00301nam a2200133Ia 4500
008 220901s2011 xx 000 0 eng d
082 _a621.3822 SON
100 _aSoni, K.M.
245 0 _aSignals and systems
250 _a4
260 _bS.K. Kataria
_c2011
_aDelhi
300 _a361
942 _2ddc
_cREF
999 _c894
_d894