The Project Management Communications Toolkit
Carl L. Pritchard
Determining Project Requirements
Hans Jonasson
Large-Scale C++: Process and Architecture, Volume 1
John Debbie Lafferty & John Lakos
Kanban and Scrum - Making the Most of Both
Henrik Kniberg & Mattias Skarin
A Guide to the Project Management Body of Knowledge
Project Management Institute, Inc.
Risikomanagement
Sascha Saßen