@book { PrivatisierungvonWasser,
    title = "Privatisierung von Wasser",
    author = "Anne {Andraschko}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640994533",
    url = "https://www.hausarbeiten.de/document/177536"
}