Philips, J. (2018). PMP Project Management Professional: Study Guide (fifth.). Mc Graw Hill.
芝加哥风格引文Philips, John. PMP Project Management Professional: Study Guide. fifth. New York: Mc Graw Hill, 2018.
MLA引文Philips, John. PMP Project Management Professional: Study Guide. fifth. Mc Graw Hill, 2018.
警告：这些引文格式不一定是100％准确.