Marketingtrends De klant centraal in social media. Onno Ponfoort. Utrecht, 25 april Courtesy of

1 Marketingtrends 2012 De klant centraal in social media Onno Ponfoort Utrecht, 25 april 2012 Courtesy of 12 Courtesy of Marketingtrends 2012 Opzet va...
Author:  Johannes ter Linde

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