Die 7 Wege zur Effektivität: Prinzipien für persönlichen und beruflichen Erfolg

Blurb

The 7 Habits of Highly Effective People, first published in 1989, is a business and self-help book written by Stephen R. Covey. Covey presents an approach to being effective in attaining goals by aligning oneself to what he calls "true north" principles of a character ethic that he presents as universal and timeless.