APA Style

Guide, Pinbok. (2008). A Guide to the Project Management Body of Knowledge (4). USA: Project Management Institute.

Chicago Style

Guide, Pinbok. A Guide to the Project Management Body of Knowledge. 4 USA: Project Management Institute, 2008. Text.

MLA Style

Guide, Pinbok. A Guide to the Project Management Body of Knowledge. 4 USA: Project Management Institute, 2008. Text.

Turabian Style

Guide, Pinbok. A Guide to the Project Management Body of Knowledge. 4 USA: Project Management Institute, 2008. Print.