@misc{MeierMetteHolzendorf2018,
  author    = {Meier, Bernd and Mette, Dieter and Holzendorf, Ulf},
  title     = {Startklar! - Sekundarstufe I},
  editor    = {Holzendorf, Ulf},
  edition   = {differenzierende Ausgabe, 1. Auflage, 2. Druck},
  publisher = {Oldenburg-Schulbuchverlag},
  address   = {M{\"u}nchen},
  isbn      = {978-3-637-02245-4},
  pages     = {184},
  year      = {2018},
  language  = {de}
}
@book{ApelojgHolzendorfMeieretal.2021,
  author    = {Apelojg, Benjamin and Holzendorf, Ulf and Meier, Bernd and Mette, Dieter},
  title     = {Startklar! - Wirtschaft, Arbeit, Technik},
  edition   = {1. Aufl., 4.Druck.},
  publisher = {Oldenbourg Schulbuchverlag},
  address   = {M{\"u}nchen},
  isbn      = {978-3-637-01960-7},
  pages     = {255},
  year      = {2021},
  language  = {de}
}