Oppenheim, Alan V ,. Digital Signal Processing/ By Alan V Oppenheim and Ronald W Schafer. - 1st ed. - New Delhi: PHI Learning Pvt Ltd , 2008. - xiv, 585p: 22cm. ISBN: 9788120305328 Subjects--Topical Terms: Digital SignalSignal ProcessingElectronics Dewey Class. No.: 621.3822