@book{AltmannAunkoferGeigeretal.2019,
  author    = {Markus Altmann and Marcus Aunkofer and Helmut Geiger and Tanja G{\"o}tz and Christoph Habich and Max Huber and Helmut Mayer and Thomas Schneider and Bernd Stallhofer},
  title     = {TERRA: Bd. 8. Erdkunde; Hauptband; Gymnasium Bayern},
  isbn      = {978-3-623-27940-4},
  year      = {2019},
}