@book { TotalQualityManagementimKrankenhaus,
    title = "Total Quality Management im Krankenhaus",
    author = "Nicole {Kalitta}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832427825",
    url = "https://m.diplom.de/document/218516"
}