(1994). Structural Steel Designers Handbook Roger L. Brockenbrough, Frederick S. Merritt. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Structural Steel Designers Handbook Roger L. Brockenbrough, Frederick S. Merritt. McGraw-Hill, 1994.
Lua MLA (8ú heag.)Structural Steel Designers Handbook Roger L. Brockenbrough, Frederick S. Merritt. McGraw-Hill, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.