@book { WortWortartundWortbildung,
    title = "Wort, Wortart und Wortbildung",
    author = "Angela {Exel}",
    year = "2007",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638602280",
    url = "https://www.hausarbeiten.de/document/67245"
}