@book { MachtundSprache,
    title = "Macht und Sprache",
    author = "Karin {Eck}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656063452",
    url = "https://www.hausarbeiten.de/document/182653"
}