Redston, C., Clark, R., Young, A., & Cunningham, G. (2005). Face2face: Pre-intermediate teacher´s book. Cambridge University.

Redston, Chris, Rachel Clark, Anna Young, and Gillie Cunningham. Face2face: Pre-intermediate Teacher´s Book. Cambridge: Cambridge University, 2005.

Redston, Chris, et al. Face2face: Pre-intermediate Teacher´s Book. Cambridge University, 2005.