Wilson, K., Barnard. David, & Bellars. Peter. (2007). Smart choice: Teacher's Resource Book 1. Oxford: Oxford Univ Press.
Chicago Style aipamenaWilson, Ken., Barnard. David, và Bellars. Peter. Smart Choice: Teacher's Resource Book 1. Oxford: Oxford Univ Press, 2007.
MLA aipamenaWilson, Ken., Barnard. David, và Bellars. Peter. Smart Choice: Teacher's Resource Book 1. Oxford: Oxford Univ Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.