@book { DiehistorischeEntwicklungderWerbesprache,
    title = "Die historische Entwicklung der Werbesprache",
    author = "Rosemarie {Fährmann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100999"
}