Não informado. (1988). Journal of Spinal Disorders. Lippincott Raven Publishers.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Spinal Disorders. Hagerstown, Md: Lippincott Raven Publishers, 1988.
Lua MLA (8ú heag.)Não informado. Journal of Spinal Disorders. Lippincott Raven Publishers, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.