Não informado. (1971). Irrigation Journal. Gold Trade Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Irrigation Journal. Urbana, Ill: Gold Trade Publishing, 1971.
Lua MLA (8ú heag.)Não informado. Irrigation Journal. Gold Trade Publishing, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.