Cole, S. At the violet hour. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Cole, Sarah. At the Violet Hour. Oxford University Press.
Lua MLA (8ú heag.)Cole, Sarah. At the Violet Hour. Oxford University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.