Project Management Institute. (2013). Guide to the Project Management Body Knowledge (re 5th.). Project Management Institute.
Chicago-čujuhus (17. p.)Project Management Institute. Guide to the Project Management Body Knowledge. re 5th. Newtown Squa: Project Management Institute, 2013.
MLA-čujuhus (9. p.)Project Management Institute. Guide to the Project Management Body Knowledge. re 5th. Project Management Institute, 2013.
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