Erfolgreich mit Scrum - Einflussfaktor Personalmanagement: Finden ...
Boris Gloger & André Häusling
Improving Employee Engagement
BusinessManagement Daily
Governance of Portfolios, Programs, and Projects: A Practice ...
Project Management Institute
Scrum: Produkte zuverlässig und schnell entwickeln
Boris Gloger
PMP® - PMBOK® Guide – Sixth Edition – Classroom Test Paper
simplilearn
Qualitative Research: A Guide to Design and Implementation
Sharan B. Merriam & Elizabeth J. Tisdell