@book { DerReichskunstwart,
    title = "Der Reichskunstwart",
    subtitle = "Geschichte einer Kulturbehörde 1919-1933",
    author = "Gisbert {Laube}",
    year = "1997",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1085242"
}