DAYARATNAM,P. (2012). DESIGN OF STEEL STRUCTURES (2ND.). S.Chand.
Lua i Stíl Chicago (17ú heag.)DAYARATNAM,P. DESIGN OF STEEL STRUCTURES. 2ND. NEW DELHI: S.Chand, 2012.
Lua MLA (9ú heag.)DAYARATNAM,P. DESIGN OF STEEL STRUCTURES. 2ND. S.Chand, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.