@book { TransformationaleFhrunginderVerwaltung,
    title = "Transformationale Führung in der Verwaltung",
    author = "Martina {Sehm}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640865390",
    url = "https://www.hausarbeiten.de/document/168585"
}