Mastering Communication at Work. How to Lead, Manage, and Influence.Ethan F. BeckerAusverkauft3,7Bewachen
Great at work. How top performers do less, work better and achieve moreMorten T. HansenAusverkauft3,6Bewachen
The gamification revolution. How leaders leverage game mechanics to crush the competitionGabe ZichermannAusverkauft3,7Bewachen