00378nam a2200145Ia 45000010005000000080041000050200018000460400013000640820020000771000020000972450064001172600033001813000011002145460007002255984140319s9999    xx            000 0 und d  a0-333-53476-X  cPK-LaUMT  a 621.391bBON-D  aBonnett, Norman  aDigital electronics through workd examplescBonnett, Norman  aLondon,UK:bMacmillan,c1992  a189 p.  aEN