Redston, C., Marchand, T., & Cunningham, G. (2007). Face2face: Upper intermediate teacher's book. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Redston, Chris, Tim Marchand, e Gillie Cunningham. Face2face: Upper Intermediate Teacher's Book. Cambridge: Cambridge University Press, 2007.
Citatione MLA (9a ed.)Redston, Chris, et al. Face2face: Upper Intermediate Teacher's Book. Cambridge University Press, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.