@article{MeierCzechMetteetal.1994,
  author    = {Bernd Meier and Olaf Czech and Dieter Mette and Conrad Sachs and Ernst Schmeer and Volkhard Schmidt and Elisabeth Klaus and Karin Neumann},
  title     = {Arbeitslehre aktuell : Schwerpunkt Technik ; Bd. 1 Lehrerhandbuch},
  year      = {1994},
}