Não informado. (1978). Ophthalmology. American Academy of Ophthalmology.
Lua i Stíl Chicago (17ú heag.)Não informado. Ophthalmology. Rochester, Minn: American Academy of Ophthalmology, 1978.
Lua MLA (8ú heag.)Não informado. Ophthalmology. American Academy of Ophthalmology, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.