American Academy of Otolaryncology. (1988). Otolaryngology Head and Neck Surgery Nº 5. Mosby Company.
Lua i Stíl Chicago (17ú heag.)American Academy of Otolaryncology. Otolaryngology Head and Neck Surgery Nº 5. Washington D.C: Mosby Company, 1988.
Lua MLA (9ú heag.)American Academy of Otolaryncology. Otolaryngology Head and Neck Surgery Nº 5. Mosby Company, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.