00407nam a2200121Ia 4500008004100000082001700041100003600058245004000094260000900134942000900143999001700152952011600169190830s9999    xx            000 0 und d  a621.3815 LEA  aDonald Leach and Albert Malvino 0aDigital Principles and Applications  c2010  cBOOK  c55083d55083  00104070aSNULbSNULd2019-08-30l2o621.3815 LEAp6750r2022-04-13 00:00:00s2022-03-31w2019-08-30yBOOKz