@book { NonProfitControlling,
    title = "Non-Profit-Controlling",
    author = "Janine {Draht}",
    year = "2010",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640580583",
    url = "https://www.hausarbeiten.de/document/147280"
}