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MarketingCharts. (April 9, 2018). Leading reasons why advertising agencies are put up for review worldwide as of January 2018 [Graph]. In Statista. Retrieved November 29, 2020, from https://www.statista.com/statistics/860682/reasons-for-changing-ad-agencies/
MarketingCharts. "Leading reasons why advertising agencies are put up for review worldwide as of January 2018." Chart. April 9, 2018. Statista. Accessed November 29, 2020. https://www.statista.com/statistics/860682/reasons-for-changing-ad-agencies/
MarketingCharts. (2018). Leading reasons why advertising agencies are put up for review worldwide as of January 2018. Statista. Statista Inc.. Accessed: November 29, 2020. https://www.statista.com/statistics/860682/reasons-for-changing-ad-agencies/
MarketingCharts. "Leading Reasons Why Advertising Agencies Are Put up for Review Worldwide as of January 2018." Statista, Statista Inc., 9 Apr 2018, https://www.statista.com/statistics/860682/reasons-for-changing-ad-agencies/
MarketingCharts, Leading reasons why advertising agencies are put up for review worldwide as of January 2018 Statista, https://www.statista.com/statistics/860682/reasons-for-changing-ad-agencies/ (last visited November 29, 2020)
