@book { DieSterbephasennachElisabethKblerRossIhrBeitragzurSterbeforschung,
    title = "Die Sterbephasen nach Elisabeth Kübler-Ross. Ihr Beitrag zur Sterbeforschung",
    author = "Susanne {Hoff}",
    year = "2006",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638494724",
    url = "https://www.hausarbeiten.de/document/54217"
}