Cita APA (7a ed.)

Wuttke, T., & Gartner, P. (2014). Das PMP®-Examen (7th ed.). Mitp Verlag.

Cita Chicago Style (17a ed.)

Wuttke, Thomas, y Peggy Gartner. Das PMP®-Examen. 7th ed. Heidelberg, Germany: Mitp Verlag, 2014.

Cita MLA (9a ed.)

Wuttke, Thomas, y Peggy Gartner. Das PMP®-Examen. 7th ed. Mitp Verlag, 2014.