@book { CrossCulturalDifferences,
    title = "Cross-Cultural Differences",
    subtitle = "American, German, Japanese and Chinese Nagotiation styles",
    author = "Veronica {Wellein}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836621175",
    url = "https://m.diplom.de/document/226288"
}