Não informado. (1979). Concrete International: Design and construction. American Concrete Institute.
Lua i Stíl Chicago (17ú heag.)Não informado. Concrete International: Design and Construction. Detroit, Mich: American Concrete Institute, 1979.
Lua MLA (8ú heag.)Não informado. Concrete International: Design and Construction. American Concrete Institute, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.