@book { PolitischeTheoriederWeltgesellschaftKosmopolitismus,
    title = "Politische Theorie der Weltgesellschaft: Kosmopolitismus",
    author = "Till {Ludwig}",
    year = "2007",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638043403",
    url = "https://www.hausarbeiten.de/document/85907"
}