Não informado. (1893). Proceedings of the Annual Meeting. Society for the Promotion of Engineering Education.
Lua i Stíl Chicago (17ú heag.)Não informado. Proceedings of the Annual Meeting. Urbana, Ill: Society for the Promotion of Engineering Education, 1893.
Lua MLA (8ú heag.)Não informado. Proceedings of the Annual Meeting. Society for the Promotion of Engineering Education, 1893.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.