@book { StandardvariationenundSprachideologieninverschiedenenSprachkulturenderWeltStandardVariationsandLanguageIdeologiesinDifferentLanguageCulturesaroundtheWorld,
    title = "Standardvariationen und Sprachideologien in verschiedenen Sprachkulturen der Welt- Standard Variations and Language Ideologies in Different Language Cultures around the World",
    author = "Rudolf {Muhr}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099221"
}