Time warrior : how to defeat procrastination, people-pleasing, self-doubt, over-commitment, broken promised and chaosSteve ChandlerUitverkocht4,2Volgen
Competitive advantage : creating and sustaining superior performanceMichael E PorterUitverkocht4,2Volgen
How to Win Friends and Influence People. How to Stop Worrying and Start LivingDale CarnegieUitverkocht4,2Volgen
The 7 habits of highly effective people. Restoring the character ethicStephen R. CoveyUitverkocht4,2Volgen
