Auteur • 4 boeken
Getting to Yes : How to Negotiate Agreement Without Giving In
Roger Fisher, William Ury
Possible : How We Survive (and Thrive) in an Age of Conflict
William Ury
Getting to Yes with Yourself : And Other Worthy Opponents
Comment réussir une négociation
William Ury, Roger Fischer, Bruce Patton
4 van 4 titels
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