00321nam a2200109Ia 4500008004100000041000800041082002400049100002200073245004300095260006500138300000800203211209s1980    xx            000 0 und d  aeng  a621.3815324 N80 ANT  aANTONIOU, ANDREAS  aDIGITAL FILTERS : ANALYSIS AND DESIGN   aNEW DELHIbTATA MCGRAW-HILL PUBLISHING COMPANY LIMITEDc1980  a524