Lean Mastery Collection: 8 Books in 1 - Lean Six Sigma, Lean ...
Jeffrey Ries
Five-Point Leadership
Jeff Gibbard
5 Ways to Team Build - What Does it Take to Build a Strong, ...
Joseph Lalonde
25 Leadership Behaviors That Create a Culture of Continuous ...
KaiNexus
Immaterielle Ressourcen: Nachhaltigkeit von Unternehmensführung ...
Manfred Moldaschl
The Standard for Organizational Project Management (OPM)
Project Management Institute