Não informado. (1981). Journal of Education for Teaching. Carfax Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Education for Teaching. Oxfordshire, Inglaterra: Carfax Publishing, 1981.
Lua MLA (8ú heag.)Não informado. Journal of Education for Teaching. Carfax Publishing, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.