00343nam a2200097Ia 4500008004100000020000600041100002700047245004300074999001900117952010900136211105s9999    xx            000 0 und d  a"  a WATSON, John  988830 0aPractical electricity and electronics   c606959d606958  00104070aERMELLbERMELLd2021-11-08g155.00l0oST 621.3 WATSp33228012702658r2021-11-08w2021-11-08