Não informado. (2001). Journal of Aging Studies. Elsevier Science.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Aging Studies. New York: Elsevier Science, 2001.
Lua MLA (8ú heag.)Não informado. Journal of Aging Studies. Elsevier Science, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.