Philips, J. (2018). PMP Project Management Professional: Study Guide (fifth.). Mc Graw Hill.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Philips, John. PMP Project Management Professional: Study Guide. fifth. New York: Mc Graw Hill, 2018.
MLA -ийн эшлэл (9 дэх хэвлэлт)Philips, John. PMP Project Management Professional: Study Guide. fifth. Mc Graw Hill, 2018.