@book { ScrewballComediesalsProduktihrerZeit,
    title = "Screwball-Comedies als Produkt ihrer Zeit",
    author = "Karola {Richter}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/226204"
}