@book { MotivationsstrategieninWirtschaftsorganisationen,
    title = "Motivationsstrategien in Wirtschaftsorganisationen",
    author = "Claudia {Czok}",
    year = "1997",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832403713",
    url = "https://m.diplom.de/document/216351"
}