Baker, A. (2006). Ship or sheep?: An intermediate pronunciation course (3rd ed.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Baker, Ann. Ship or Sheep?: An Intermediate Pronunciation Course. 3rd ed. Cambridge ; New York ; New Delhi: Cambridge University Press, 2006.
Lua MLA (8ú heag.)Baker, Ann. Ship or Sheep?: An Intermediate Pronunciation Course. 3rd ed. Cambridge University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.