@book{OehlschlegelHaubrockHaubrock2017,
  author    = {Sonja {\"O}hlschlegel-Haubrock and Alexander Haubrock},
  title     = {Nachhaltige Personalentwicklung. Herausforderung und Chance},
  isbn      = {978-3-17-029274-1},
  year      = {2017},
}