@book{MeierCzechGauetal.2000,
  author    = {Bernd Meier and Olaf Czech and Karsten Gau and Elisabeth Klaus and Dieter Mette and Conrad Sachs},
  title     = {Arbeitslehre aktuell : Arbeitsheft Technik ; Bd. 2},
  isbn      = {3-486-88763-7},
  year      = {2000},
}