Lua APA (7ú heag.)
Seminars in Respiratory and Critical Care Medicine.
Lua i Stíl Chicago (17ú heag.)
Seminars in Respiratory and Critical Care Medicine.
Lua MLA (9ú heag.)
Seminars in Respiratory and Critical Care Medicine.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.