The Professional Scrum Master (PSM I) Guide
Fred Heath
Beating the System:Using Creativity to Outsmart Bureaucracies ...
Russell Lincoln Ackoff & Sheldon Rovin
Five Insider Secrets to Leadership That Delivers
Brad Cleaveland
Change Management: Grundlagen und Erfolgsfaktoren
Thomas Lauer
HBR's Must-Reads on Leadership: What Makes a Leader?
Daniel Coleman
The Theory and Practice of Change Management 6th Ediition
John Hayes