Não informado. (1980). European Journal of Respiratory Diseases. Munksgaard.
Lua i Stíl Chicago (17ú heag.)Não informado. European Journal of Respiratory Diseases. Copenhagen: Munksgaard, 1980.
Lua MLA (8ú heag.)Não informado. European Journal of Respiratory Diseases. Munksgaard, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.