@book { ManagementinderambulantenPflege,
    title = "Management in der ambulanten Pflege",
    author = "Karla {Kämmer} and Jürgen {Link}",
    year = "2016",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/404012"
}