Dignen, S. (2007). Top score: Teacher's book 2. Oxford: Oxford University Press.
Chicago Style aipamenaDignen, Sheila. Top Score: Teacher's Book 2. Oxford: Oxford University Press, 2007.
MLA aipamenaDignen, Sheila. Top Score: Teacher's Book 2. Oxford: Oxford University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.