Marks J. Jonathan. (2007). English Pronunciation in Use. Elementary: Self-study and classroom use. Cambridge, Cambridge University Press, 2007.
Lua i Stíl Chicago (17ú heag.)Marks J. Jonathan. English Pronunciation in Use. Elementary: Self-study and Classroom Use. Cambridge, Cambridge University Press, 2007, 2007.
Lua MLA (9ú heag.)Marks J. Jonathan. English Pronunciation in Use. Elementary: Self-study and Classroom Use. Cambridge, Cambridge University Press, 2007, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.