@book { DieKundenzufriedenheitimTextileinzelhandel,
    title = "Die Kundenzufriedenheit im Textileinzelhandel",
    author = "Alexander {Haiber}",
    year = "1997",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832404116",
    url = "https://m.diplom.de/document/216385"
}