@book { IntroductionofanEmployeeLedTrainingSystematStageEntertainmentGermanyAQualitativeStudy,
    title = "Introduction of an Employee-Led Training System at Stage Entertainment Germany: A Qualitative Study",
    author = "Kim Maya {Sutton}",
    year = "2010",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836645744",
    url = "https://m.diplom.de/document/227740"
}