@book { MotivationundPersonalfhrunginUnternehmenskrisen,
    title = "Motivation und Personalführung in Unternehmenskrisen",
    author = "Frederik {Kupitz}",
    year = "2010",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640712618",
    url = "https://www.hausarbeiten.de/document/157831"
}