000 00293nam a2200133Ia 4500
020 _a9788120312463
100 _aAlan V Oppenheim
245 _aSignals and Systems
250 _a2nd
260 _bPHI Learning
_aNew Delhi
_c2013
300 _axxx+957
700 _aAlan S Wilsky
942 _cBK
999 _c57364
_d57364