APA aipamena

Herwings, M. (1991). Pronunciation tasks: Course for pre-intermediate learners. Cambridge University Press.

Chicago Style aipamena

Herwings, Martin. Pronunciation Tasks: Course for Pre-intermediate Learners. Cambridge: Cambridge University Press, 1991.

MLA aipamena

Herwings, Martin. Pronunciation Tasks: Course for Pre-intermediate Learners. Cambridge University Press, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.