A Guide to the Project Management Body of Knowledge
Project Management Institute, Inc.
Advanced Project Portfolio Management and the PMO: Multiplying ...
Gerald I. Kendall & Steven C. Rollins
Time Series Analysis: Forecasting and Control
George E. P. Box & Gwilym M. Jenkins & Gregory C. Reinsel
Google Search Operators
MakeUseOf
Personalmanagement
Dirk Holtbrügge
How to Influence Anyone, Anywhere, Every Time: The Art and Science ...
Colin James & Erica Bagshaw