Know Thyself: The Value and Limits of Self-Knowledge
Mitchell S. Green
Confidence - Your Practical Training
Ian Tuhovsky
The Product Manager's Toolkit®: Methodologies, Processes, and ...
Gabriel Steinhardt
Visualisierung im Management
Jörn-Axel Meyer
Simplified Triz: New Problem Solving Application for Technical ...
Kalevi Rantanem & David W. Conley & Ellen R. Domb
Die Malik ManagementSysteme - Grundlagen und Anwendung
Fredmund Malik