@book { DasNeuefrdieAlten,
    title = "Das Neue für die Alten",
    subtitle = "Eine Untersuchung moderner Organisationsformen in der Altenbetreuung",
    author = "Andrea {Schüller}",
    year = "2000",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1089625"
}