Não informado. (2017). Construction Industry International. Quarto International.
Lua i Stíl Chicago (17ú heag.)Não informado. Construction Industry International. London: Quarto International, 2017.
Lua MLA (8ú heag.)Não informado. Construction Industry International. Quarto International, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.