Cita APA

Clare, A., Wilson, J., & Williams, D. (2015). Speak out: Pre-intermediate. flexi course book 2. Pearson.

Citación estilo Chicago

Clare, Antonia, Jj Wilson, and Damian Williams. Speak Out: Pre-intermediate. Flexi Course Book 2. Edimburgo: Pearson, 2015.

Cita MLA

Clare, Antonia, Jj Wilson, and Damian Williams. Speak Out: Pre-intermediate. Flexi Course Book 2. Edimburgo: Pearson, 2015.