
Business purpose and business mission are so rarely given adequate thought is perhaps the most important cause of business frustration and failure.
Peter Drucker
feb
05
2011

Business purpose and business mission are so rarely given adequate thought is perhaps the most important cause of business frustration and failure.
Peter Drucker
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Perfection of means, and confusion of goals Albert Einstein
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Het complete boek - Excel voor professionals Bij Bol.com | Managementboek
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