000			00295nam a2200133Ia 4500
999			_c31252 _d31252
020			_a9788178086880
100			_aAlan V Oppenheim
245			_aSignals and Systems
250			_a2
260			_c2005 _bPEARSON EDUCATION ASIA _aDelhi
300			_a977
700			_aAlan S Willsky
942			_cBB