Não informado. (1973). European Journal of Cardiology. Excerpta Medica, Journal Division.
Lua i Stíl Chicago (17ú heag.)Não informado. European Journal of Cardiology. Amsterdam: Excerpta Medica, Journal Division, 1973.
Lua MLA (8ú heag.)Não informado. European Journal of Cardiology. Excerpta Medica, Journal Division, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.