000			00411nam a22001697a 4500
003			OSt
008			221007b ||||| |||| 00| 0 eng d
020			_a9789332550230
082			_a621.391 _bOPP
100			_aOppenheim, Alan V
245			_aSignals ans Systems
250			_a2nd Ed.
260			_aNoida _bPearson _c2023
300			_a944p.
700			_aWillsky, Alan S _aNawab, S Hamid
942			_2ddc _cBK
999			_c354499 _d354499