@book { DieBedeutungvonSocialMediaimPersonalmarketing,
    title = "Die Bedeutung von Social Media im Personalmarketing",
    author = "Nicole {Rödenbeck}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640953882",
    url = "https://www.hausarbeiten.de/document/174761"
}