Ashton, T. S. (1951). Iron and steel in the industrial revolution (2d ed.). Manchester University Press.
Lua i Stíl Chicago (17ú heag.)Ashton, Thomas Southcliffe. Iron and Steel in the Industrial Revolution. 2d ed. Manchester, Eng: Manchester University Press, 1951.
Lua MLA (9ú heag.)Ashton, Thomas Southcliffe. Iron and Steel in the Industrial Revolution. 2d ed. Manchester University Press, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.