The Professional Scrum Master (PSM I) Guide
Fred Heath
You, Inc.: The Art of Selling Yourself
Harry Beckwith
Business Process Management: Concepts, Languages, Architectures
Mathias Weske
Project Management for Business, Engineering, and Technology: ...
John M. Nicholas & Herman Steyn
Systems Leadership: Creating Positive Organizations
Ian Macdonald & Catherine G. Burke & Karl Stewart
How to Keep Your Cool: An Ancient Guide to Anger Management
Seneca