Redston, C., Warwick, L., Young, A., Clementson, T., Cunningham, G., & Bazin, A. (2006). Face2face: Intermediate teacher's book. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Redston, Chris, Lindsay Warwick, Anna Young, Theresa Clementson, Gillie Cunningham, agus Anthea Bazin. Face2face: Intermediate Teacher's Book. Cambridge: Cambridge University Press, 2006.
Lua MLA (9ú heag.)Redston, Chris, et al. Face2face: Intermediate Teacher's Book. Cambridge University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.