@book { SchattenseitendesMarketing,
    title = "Schattenseiten des Marketing",
    subtitle = "Der Kampf um Märkte und Verbraucher heute",
    author = "Kati {Fleischmann}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1096377"
}