Naber, T. (2004). English Knowhow: Student book and tests opener. Oxford: Oxford University Press.
Chicago Style aipamenaNaber, Therese. English Knowhow: Student Book and Tests Opener. Oxford: Oxford University Press, 2004.
MLA aipamenaNaber, Therese. English Knowhow: Student Book and Tests Opener. Oxford: Oxford University Press, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.