Não informado. (1966). Gastrointestinal Endoscopy. American Society for Gastrointestinal Endoscopy.
Lua i Stíl Chicago (17ú heag.)Não informado. Gastrointestinal Endoscopy. Denver, Colo: American Society for Gastrointestinal Endoscopy, 1966.
Lua MLA (8ú heag.)Não informado. Gastrointestinal Endoscopy. American Society for Gastrointestinal Endoscopy, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.