Cita APA (7th ed.)

Project Management Institute. (2013). Guide to the Project Management Body Knowledge (re 5th.). Project Management Institute.

Cita Chicago (17th ed.)

Project Management Institute. Guide to the Project Management Body Knowledge. re 5th. Newtown Squa: Project Management Institute, 2013.

Cita MLA (9th ed.)

Project Management Institute. Guide to the Project Management Body Knowledge. re 5th. Project Management Institute, 2013.