Lua APA (7ú heag.)

Não informado. (2003). Concrete building and concret products. Cement and Concrete Association.

Lua i Stíl Chicago (17ú heag.)

Não informado. Concrete Building and Concret Products. London: Cement and Concrete Association, 2003.

Lua MLA (8ú heag.)

Não informado. Concrete Building and Concret Products. Cement and Concrete Association, 2003.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.