@book { LanguageAwarenessundbilingualerUnterricht,
    title = "Language Awareness und bilingualer Unterricht",
    author = "Sylvia {Fehling}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1117205"
}