APA (7th ed.) Citation

(2004). A guide to the project management body of knowledge: PMBOK guide (1a. ed.). Project Management Institute.

Chicago Style (17th ed.) Citation

A Guide to the Project Management Body of Knowledge: PMBOK Guide. 1a. ed. Delaware Water Gap: Project Management Institute, 2004.

MLA (9th ed.) Citation

A Guide to the Project Management Body of Knowledge: PMBOK Guide. 1a. ed. Project Management Institute, 2004.