30.06.2011; Marketing Effi-ciency Forum of May 26 - Impressions and additional content
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15.06.2011; Marketing 2011 - High Voltage
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05.05.2011; Marketing Exec. and Marketing Efficiency - 12 quotes
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05.05.2011; Integrated Marketing-Management as supreme discipline; expert article
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04.05.2010; Marketing Exec. and Marketing Efficiency - 11 quotes
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11.03.2010; Marketing Efficiency Survey 2010; excerpt of GfM sciences series
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