Digital Signal Processing 4th - Paperback, by John G. Proakis; - Acceptable

Digital Signal Processing, 4/e - Paperback By Proakis Manolakis - GOOD

Digital Signal Processing Proakis Manolakis 4th Edition Pearson Education

DIGITAL SIGNAL PROCESSING: A COMPUTER-BASED APPROACH By Sanjit K. Mitra 4th

Digital Signal Processing 5e by Dimitris and John Proakis INTERNATIONAL EDITION

DIGITAL SIGNAL PROCESSING by John G. Proakis 4th INTL ED-9788131710005

Digital Signal Processing, 4/e by Proakis Manolakis

Digital Signal Processing (4th - ACCEPTABLE