Centennial Studies. Unamuno.
Lua i Stíl Chicago (17ú heag.)Centennial Studies. Unamuno.
Lua MLA (8ú heag.)Centennial Studies. Unamuno.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)