Redston, C., & Cunningham, G. (2005). Face2face: Elementary : student's book. Cambridge ; New York: Cambridge University Press.
Chicago Style aipamenaRedston, Chris., và Gillie Cunningham. Face2face: Elementary : Student's Book. Cambridge ; New York: Cambridge University Press, 2005.
MLA aipamenaRedston, Chris., và Gillie Cunningham. Face2face: Elementary : Student's Book. Cambridge ; New York: Cambridge University Press, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.