@book { WundergeschichteninderRealschule,
    title = "Wundergeschichten in der Realschule",
    author = "",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640842384",
    url = "https://www.hausarbeiten.de/document/167628"
}