PMP®: Project Management Professional Study Guide
Joseph Phillips
Impact Imperative
Pamela Ryan
Product Lifecycle Management (Volume 1): 21st Century Paradigm ...
John Stark
Leitbild Nachhaltigkeit: Eine normativ-funktionale Konzeption ...
Jürgen Deuschle & Alexander Jäger & Wolfgang Weimer-Jehle
The 17 Essential Qualities of a Team Player: Becoming the Kind ...
John C. Maxwell
The Standard for Organizational Project Management (OPM)
Project Management Institute