Project Management Institute. (2013). A guide to the project management body of knowledge (PMBOK guide) (Fifth edition.). Project Management Institute.
Chicago-Zitierstil (17. Ausg.)Project Management Institute. A Guide to the Project Management Body of Knowledge (PMBOK Guide). Fifth edition. Newtown Square, Pennsylvania: Project Management Institute, 2013.
MLA-Zitierstil (9. Ausg.)Project Management Institute. A Guide to the Project Management Body of Knowledge (PMBOK Guide). Fifth edition. Project Management Institute, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.