@book { EdukationinderPflege,
    title = "Edukation in der Pflege",
    author = "Manuela {Hacker} and Sigrid {Slobodenka} and Harald {Titzer}",
    year = "2021",
    publisher = "facultas",
    address = "Wien, Österreich",
    url = "https://campus-lizenzen.facultas.at/document/1372200"
}