000 00309nam a2200133Ia 4500
008 191201s1997 xx 000 0 und d
100 _aOPPENHIEM, Alan V
245 0 _aSignals and Systems
250 _a6th
260 _c1997
_bPearson Education
_aN.Delhi
300 _a977
650 _aECE
942 _2ddc
_cBB
999 _c7248
_d7248