Systems Thinking for Curious Managers: With 40 New Management ...
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Foundations of Mixed Methods Research: Integrating Quantitative ...
Abbas Tashakkori & Charles Teddlie
Scrum: The Art of Doing Twice the Work in Half the Time
Jeff Sutherland
Handbuch Sozialtechniken der Kommunikation: Grundlagen - Innovative ...
Franz-Rudolf Esch & Tobias Langner & Manfred Bruhn
The Scrum Papers - Nut, Bolts, and Origins of an Agile Framework
The Scrum Guide
Ken Schwaber
Scrum Basics