@book { ForeignAidandEconomicDevelopment,
    title = "Foreign Aid and Economic Development",
    author = "Jorge {Wittholz}",
    year = "2001",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640025602",
    url = "https://www.hausarbeiten.de/document/104204"
}