Dyfyniad APA

Project Management Institute. (2017). PMBOK guide. Chicago, IL: Project Management Institute.

Dyfyniad Arddull Chicago

Project Management Institute. PMBOK Guide. Chicago, IL: Project Management Institute, 2017.

Dyfyniad MLA

Project Management Institute. PMBOK Guide. Chicago, IL: Project Management Institute, 2017.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.