@book { DerUmgangmitImmigrantenimdeutschenSchulsystem,
    title = "Der Umgang mit Immigranten im deutschen Schulsystem",
    author = "Daniel {Bick}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836602938",
    url = "https://m.diplom.de/document/228839"
}