@book { CorporateSocialResponsibilityasanInternationalMarketingApproach,
    title = "Corporate Social Responsibility as an International Marketing Approach",
    author = "Kolja {Paetzold}",
    year = "2010",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836642989",
    url = "https://m.diplom.de/document/227621"
}