SMITH, J. M. Structural Steel Design. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)SMITH, Jay M. Structural Steel Design. John Wiley & Sons.
Lua MLA (8ú heag.)SMITH, Jay M. Structural Steel Design. John Wiley & Sons.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.