@book { TheSecretofApplesSuccess,
    title = "The Secret of Apple's Success",
    subtitle = "Traditionelles Marketing & Kultmarketing",
    author = "Sascha {Schneiders}",
    year = "2010",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783842801639",
    url = "https://m.diplom.de/document/227936"
}