000 00306nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.3813
100 _aMichael J Roberts
245 0 _aFundamentals of Signals and Systems
250 _a2
260 _bTata Mcgraw Hill, New Delhi
_c2010
942 _cBK
999 _c18315
_d18315