000 00354nam a2200169Ia 4500
100 _aNagrath, I J. (et al)
080 _a621.38043 Nag
526 _dTB
526 _aUG
366 _f20
250 _a2nd ed .
942 _cBK
245 _aSignals and systems
260 _aTata McGraw Hill
_bNew Delhi
_c2009
300 _axii, 635
546 _aE
999 _c72797
_d72797