@book { PraxisTagespflege,
    title = "Praxis Tagespflege",
    subtitle = "Vom stimmigen Konzept zu zufriedenen Gästen",
    author = "Rebekka {Gablenz} and Heike {Golletz} and Katja {Staeber}",
    year = "2015",
    publisher = "Schlütersche Verlagsgesellschaft mbH & Co. KG",
    address = ", Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403967"
}