The Standard for Organizational Project Management (OPM)
Project Management Institute
Emotional Intelligence Master Your Emotion-2 Books in 1-: Mental ...
G S Baker
The AMA Handbook of Project Management
Jeannette Cabanis-Brewin & Paul C. Dinsmore
Determining Project Requirements
Hans Jonasson
Auswirkungen auf die Performance im Unternehmen 2019
Berger, Ronja et. al.
Never Say Whatever
Richard A. Moran