@book { GlaubwrdigkeitimInfluencerMarketing,
    title = "Glaubwürdigkeit im Influencer-Marketing",
    author = "Gzim {Heta}",
    year = "2022",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/1174275"
}