@book { AktuelleEntwicklungeninderTheoriedesBeschaffungsmarketings,
    title = "Aktuelle Entwicklungen in der Theorie des Beschaffungsmarketings",
    author = "Margit {Huber}",
    year = "1997",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832402198",
    url = "https://m.diplom.de/document/216166"
}