Cita APA (7a ed.)

Poremsky, D., & Gunter, S. K. (2013). Outlook 2013: Absolute beginner's guide. Que.

Cita Chicago Style (17a ed.)

Poremsky, Diane, y Sherry Kinkoph Gunter. Outlook 2013: Absolute Beginner's Guide. Indianapolis, Ind.: Que, 2013.

Cita MLA (8a ed.)

Poremsky, Diane, y Sherry Kinkoph Gunter. Outlook 2013: Absolute Beginner's Guide. Que, 2013.