@book { KulturelleErwachsenenbildung,
    title = "Kulturelle Erwachsenenbildung",
    author = "Stefanie {Jahn}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640796083",
    url = "https://www.hausarbeiten.de/document/164431"
}