@book{AltmannEckertGeigeretal.2019,
  author    = {Markus Altmann and Ulrich Eckert and Helmut Geiger and Siglinde Handlos and Max Huber and Siegfried Ketterl and Thomas Schneider and Bernd Stallhofer and Hermann Summer},
  title     = {TERRA: Bd. 5. Erdkunde; Hauptband; Gymnasium Bayern},
  editor    = {Ulrich Eckert and Max Huber},
  isbn      = {3-623-27910-2},
  year      = {2019},
}