@book { PerformanceManagementimVertriebBalancedScorecardimVertriebsmanagement,
    title = "Performance Management im Vertrieb: Balanced Scorecard im Vertriebsmanagement",
    author = "Jakob {Müller}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656268826",
    url = "https://www.hausarbeiten.de/document/200026"
}