PMP® Certification All-In-One for Dummies
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200 Free PMP® Sample Questions
Oliver F. Lehmann & Antje Lehmann-Benz
Qualitative Research From Start to Finish, Second Edition
Robert K. Yin
Risikomanagement im Kontext der wertorientierten Unternehmensführung
Klaus Wolf
PMP® in Depth: Project Management Professional Certification ...
Paul Sanghera
Head First PMP: A Learner's Companion to Passing the Project ...
Jennifer Greene & Andrew Stellman