Não informado. (1997). Journal of Speech, Language and Hearing Research. American Speech-Language-Hearing Association.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Speech, Language and Hearing Research. Rockville, Md: American Speech-Language-Hearing Association, 1997.
Lua MLA (8ú heag.)Não informado. Journal of Speech, Language and Hearing Research. American Speech-Language-Hearing Association, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.