@book { TheaterpdagogikundSystemtheorie,
    title = "Theaterpädagogik und Systemtheorie",
    author = "Verena {Münch}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836634182",
    url = "https://m.diplom.de/document/227125"
}