APA Style

Institute, P, M. (2013). A guide to the project management body of knowledge (PMBOK® guide) / Project Management Institute (5). Newtown Square, Pennsylvania: Project Management Institute.

MLA Style

Institute, Project, Management. "A guide to the project management body of knowledge (PMBOK® guide) / Project Management Institute". 5 Newtown Square, Pennsylvania: Project Management Institute, 2013. Textbook ห้องสมุดทั่วไป.