Cita APA (7a ed.)

Heldman, K., & Mangano, V. (2011). PMP: Project management professional exam review guide (2nd ed.). Wiley.

Cita Chicago Style (17a ed.)

Heldman, Kim, y Vanina Mangano. PMP: Project Management Professional Exam Review Guide. 2nd ed. Indianapolis: Wiley, 2011.

Cita MLA (8a ed.)

Heldman, Kim, y Vanina Mangano. PMP: Project Management Professional Exam Review Guide. 2nd ed. Wiley, 2011.