@book { FamiliengruppeninderHeimerziehung,
    title = "Familiengruppen in der Heimerziehung",
    author = " {St. Josephshaus Klein-Zimmern} and Sybille {Steinbacher} and  {Forschungsgruppe} and  {St. Josephshaus Klein-Zimmern}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1113729"
}