@book { DieRollevonSocialMediaimEmployerBranding,
    title = "Die Rolle von Social Media im Employer Branding",
    author = "Christina {Schulz}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/298193"
}