Cita APA

Wyatt R. Rawdon, Duckworth M. Michael, & Gude K. Kathy. (2004). Countdown to First Certificate. Teacher`s Book. New York, Oxford University Press, 2004.

Citación estilo Chicago

Wyatt R. Rawdon, Duckworth M. Michael, and Gude K. Kathy. Countdown to First Certificate. Teacher`s Book. New York, Oxford University Press, 2004, 2004.

Cita MLA

Wyatt R. Rawdon, et al. Countdown to First Certificate. Teacher`s Book. New York, Oxford University Press, 2004, 2004.