21 Days of Effective Communication
Ian Tuhovsky
Die Malik ManagementSysteme - Grundlagen und Anwendung
Fredmund Malik
Nachhaltigkeit Sustainability
Sandra Hofmeister
Handbook of Improving Performance in the Workplace, Instructional ...
Kenneth H. Silber & Wellesley R. Foshay
Construction Project Management: An Integrated Approach
Peter Fewings & Christian Henjewele
Agile Business Leadership Methods for Industry 4.0
Bülent Akkaya