@book { ExterneundinternePersonalgewinnung,
    title = "Externe und interne Personalgewinnung",
    author = "Magdalena {Rozwadowski}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836624367",
    url = "https://m.diplom.de/document/226443"
}