Der Change Manager: Sich selbst und andere verändern
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Improving Employee Engagement
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A Guide to the Project Management Body of Knowledge
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The Business Analyst / Project Manager: A New Partnership for ...
Robert K. Wysocki
Scrum Mastery (Geoff Watts' Agile Mastery Series)
Geoff Watts
Scrum: a Breathtakingly Brief and Agile Introduction
Chris Sims & Hillary Louise Johnson