@book { Kundenbindungsmanagement, title = "Kundenbindungsmanagement", subtitle = "Potentiale marketingpolitischer Instrumentarien am Beispiel der Fußball-Bundesliga", author = "Lars {von Hugo}", year = "2005", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783832491345", url = "https://m.diplom.de/document/223903" }