Agile Practice Guide
Project Management Institute
Book-Keeping Accounting for Small Business, 7th edition
Peter Taylor
Micro Habits to Change Your Life
MakeUseOf
Managing Organizational Change: A Practical Toolkit for Leaders
Helen Campbell
SCRUM Body of Knowledge (SBOK® Leitfaden) Vierte Edition (4th)
Edusys
Practical Security for Agile and DevOps
Mark S. Merkow