@book { PerformanceManagementimVertriebBalancedScorecardimVertriebsmanagement,
    title = "Performance Management im Vertrieb: Balanced Scorecard im Vertriebsmanagement",
    author = "Jakob {Müller}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/296792"
}