@book { ArbeitsorganisationinderAltenpflege,
    title = "Arbeitsorganisation in der Altenpflege",
    author = "Herbert {Müller}",
    year = "2020",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/544371"
}