@book { PublicRelationsinderInformationsgesellschaft,
    title = "Public Relations in der Informationsgesellschaft",
    author = "Claudia {Cossé}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Germany",
    doi = "10.3239/9783832435479",
    url = "https://m.diplom.de/document/219208"
}