@book { FachdidaktikThemaSizilien,
    title = "Fachdidaktik: Thema Sizilien",
    author = "Vincenza {Incorvaia}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656116059",
    url = "https://www.hausarbeiten.de/document/188000"
}