Phillips, J. (2013). PMP Project Management Professional Study Guide (4th ed.). Mc-Graw Hill.
Cita Chicago Style (17a ed.)Phillips, Joseph. PMP Project Management Professional Study Guide. 4th ed. New York [etc.]: Mc-Graw Hill, 2013.
Cita MLA (9a ed.)Phillips, Joseph. PMP Project Management Professional Study Guide. 4th ed. Mc-Graw Hill, 2013.
Precaución: Estas citas no son 100% exactas.