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Books by Leo Henrik Jansen

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Optimization of the Customer Satisfaction by Use of the Six-SIGMA-Concepts from the View of an Automotive Subcontractor
🇺🇸 United States
Optimization of the Customer Satisfaction by Use of the Six…
By: Leo Henrik Jansen
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Increasing customer loyalty with Key Account Management in the automotive sector from the view of a subcontractor
🇺🇸 United States
Increasing customer loyalty with Key Account Management in …
By: Leo Henrik Jansen
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