@book { VoraussetzungenderManagerttigkeitSoftSkills,
    title = "Voraussetzungen der Managertätigkeit - Soft Skills?",
    author = "Anna {Schultze}",
    year = "2008",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640151899",
    url = "https://www.hausarbeiten.de/document/113993"
}