@book { MediationamArbeitsplatz,
    title = "Mediation am Arbeitsplatz",
    author = "Clarissa {Schreiber}",
    year = "2003",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832473051",
    url = "https://m.diplom.de/document/222603"
}