title = {Elektrotechnik Grundstufe},
address = {Braunschweig}, author = {Heinrich Hübscher and Jürgen Klaue and Werner Pflüger and Siegfried Appelt}, publisher = {Westermann Schulbuchverlag GmbH}, year = {1984}, isbn = {3-14-201030-0},
keywords = {Ausbildung Elektrotechnik }
::