@book { LanguageandidentityinSouthAfrica,
    title = "Language and identity in South Africa",
    author = "Daniela {Kröner}",
    year = "2007",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638852579",
    url = "https://www.hausarbeiten.de/document/78869"
}