APA (7th ed.) Zitazioa

Philips, J. (2018). PMP Project Management Professional: Study Guide (fifth.). Mc Graw Hill.

Chicago Style (17th ed.) Zitazioa

Philips, John. PMP Project Management Professional: Study Guide. fifth. New York: Mc Graw Hill, 2018.

MLA (9th ed.) Zitazioa

Philips, John. PMP Project Management Professional: Study Guide. fifth. Mc Graw Hill, 2018.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.