Hancock, M. (2003). English pronunciation in use. Cambridge, UK: Cambridge University Press.
Chicago Style aipamenaHancock, Mark. English Pronunciation in Use. Cambridge, UK: Cambridge University Press, 2003.
MLA aipamenaHancock, Mark. English Pronunciation in Use. Cambridge, UK: Cambridge University Press, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.