The Standard for Portfolio Management
Project Management Institute
Technical leadership and the balance with agility
Simon Brown
Redesigning the Future: A Systems Approach to Societal Problems
Russell Lincoln Ackoff
Brilliant Project Management: What the Best Project Managers ...
Stephen Barker & Rob Cole
The AMA Handbook of Project Management
Jeannette Cabanis-Brewin & Paul C. Dinsmore
Qualitative Inhaltsanalyse: Grundlagen und Techniken
Philipp Mayring