@book { KonzeptzurindividuellenGesundheitsfrderung,
    title = "Konzept zur individuellen Gesundheitsförderung",
    author = "Anna {Bayer}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656407881",
    url = "https://www.hausarbeiten.de/document/212519"
}