APA (7th ed.) Zitazioa

Baker, A. (1982). Introducing English pronunciation: A teacher's guide to tree or three? and ship or sheep? (1a. ed.). Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Baker, Ann. Introducing English Pronunciation: A Teacher's Guide to Tree or Three? and Ship or Sheep? 1a. ed. Cambridge: Cambridge University Press, 1982.

MLA (9th ed.) Zitazioa

Baker, Ann. Introducing English Pronunciation: A Teacher's Guide to Tree or Three? and Ship or Sheep? 1a. ed. Cambridge University Press, 1982.