Não informado. (1971). British chemical engineering and process technology. IPC Industrial Press.
Lua i Stíl Chicago (17ú heag.)Não informado. British Chemical Engineering and Process Technology. London: IPC Industrial Press, 1971.
Lua MLA (8ú heag.)Não informado. British Chemical Engineering and Process Technology. IPC Industrial Press, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.