Carnegie Steel Company. (1920). Pocket companion for engineers, architects & builders containing useful information and tables appertaining to the use of steel. Carnegie steel co..
Lua i Stíl Chicago (17ú heag.)Carnegie Steel Company. Pocket Companion for Engineers, Architects & Builders Containing Useful Information and Tables Appertaining to the Use of Steel. Pittsburgh, Pa.: Carnegie steel co., 1920.
Lua MLA (8ú heag.)Carnegie Steel Company. Pocket Companion for Engineers, Architects & Builders Containing Useful Information and Tables Appertaining to the Use of Steel. Carnegie steel co., 1920.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.