@book { VernderteMarkenfhrungdurchdasWeb20, title = "Veränderte Markenführung durch das Web 2.0", author = "Annika {Pötter}", year = "2008", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783836617949", url = "https://m.diplom.de/document/226067" }