@book { QualittsmanagementinambulantenPflegeeinrichtungen,
    title = "Qualitätsmanagement in ambulanten Pflegeeinrichtungen",
    author = "Gisela {Schier}",
    year = "2005",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638363327",
    url = "https://www.hausarbeiten.de/document/36807"
}