00438nam a2200157Ia 4500008004100000020001500041082001900056100002100075245004600096250000800142260004200150300002700192500001900219600002700238650001500265240925s9999    xx            000 0 und d  a8178085771  a621.381537 WAK  aWakerly, John F. 0aDigital Design: principles and Practices   a3rd  aSingapore:bPearson educationc,2005.  axx,524p.bNAfOriginal  aIncludes Index  aElectronic Engineering  aTechnology