Cita APA (7a ed.)

Greene, J., & Stellman, A. (2014). Head first PMP (Third edition.). O'Reilly.

Cita Chicago Style (17a ed.)

Greene, Jennifer, y Andrew Stellman. Head First PMP. Third edition. Sebastopol, California: O'Reilly, 2014.

Cita MLA (9a ed.)

Greene, Jennifer, y Andrew Stellman. Head First PMP. Third edition. O'Reilly, 2014.