Project Management Institute. (2017). A Guide to the Project Management Body of Knowledge (PMBOK® Guide) (6th ed.). Project Management Institute.
Chicago-стиль цитированияProject Management Institute. A Guide to the Project Management Body of Knowledge (PMBOK® Guide). 6th ed. Project Management Institute, 2017.
MLA-цитированиеProject Management Institute. A Guide to the Project Management Body of Knowledge (PMBOK® Guide). 6th ed. Project Management Institute, 2017.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.