Qualitative Research Design: An Interactive Approach: An Interactive ...
Joseph A. Maxwell
Qualitative Research: A Guide to Design and Implementation
Sharan B. Merriam & Elizabeth J. Tisdell
Risikomanagement - Prozesse und Organisation
Werner Gleißner & Thomas Berger
Agile Practice Guide
Project Management Institute
Industrial Project Management: Concepts, Tools, and Techniques
Adedeji Badiru & Abidemi Badiru & Adetokunboh Badiru
Strategic Management: Awareness and Change
John L. Thompson & Frank Martin