Cita APA (7th ed.)

Project Management Institute Inc. (2017). A guide to the project management body of knowledge: PMBOK guide (6a. ed.). Project Management Institute Inc.

Cita Chicago (17th ed.)

Project Management Institute Inc. A Guide to the Project Management Body of Knowledge: PMBOK Guide. 6a. ed. Filadelfia: Project Management Institute Inc, 2017.

Cita MLA (9th ed.)

Project Management Institute Inc. A Guide to the Project Management Body of Knowledge: PMBOK Guide. 6a. ed. Project Management Institute Inc, 2017.