@book { CSRimZeichenderEmployerBrand,
    title = "CSR im Zeichen der Employer Brand",
    author = "Philipp {Schmidt}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01113-5",
    url = "https://www.peterlang.com/document/1054071"
}