@book { StrkungderambulantenPflege,
    title = "Stärkung der ambulanten Pflege",
    author = "Andrea {Schulz}",
    year = "2009",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640251537",
    url = "https://www.hausarbeiten.de/document/121151"
}