@book { SozialarbeitundDemenz,
    title = "Sozialarbeit und Demenz",
    author = "Mandy {Beyer}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832456252",
    url = "https://m.diplom.de/document/221105"
}