The Professional Scrum Team
Kurt Bittner & Uwe M. Schirmer & Peter Götz
The Project Management Handbook: Simplified Agile, Scrum and ...
Jack C. Stanley
Think and Grow Rich!: The Original Version, Restored and Revised™
Napoleon Hill
Confidence - Your Practical Training
Ian Tuhovsky
Scrum Mastery (Geoff Watts' Agile Mastery Series)
Geoff Watts
Die Malik ManagementSysteme - Grundlagen und Anwendung
Fredmund Malik