YULE, G. (2006). The study of language (Ed.3.). Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)YULE, George. The Study of Language. Ed.3. Cambridge: Cambridge University Press, 2006.
Lua MLA (9ú heag.)YULE, George. The Study of Language. Ed.3. Cambridge University Press, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.