(1989). Polymers In Concrete. ACI.
Lua i Stíl Chicago (17ú heag.)Polymers In Concrete. ACI, 1989.
Lua MLA (8ú heag.)Polymers In Concrete. ACI, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)