Não informado. (1959). The choral journal. American Choral Directors Association.
Lua i Stíl Chicago (17ú heag.)Não informado. The Choral Journal. Lawton, Okla: American Choral Directors Association, 1959.
Lua MLA (8ú heag.)Não informado. The Choral Journal. American Choral Directors Association, 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.