Não informado. (1951). Textile industries and fibres. Leonard Hill Technical Group.
Lua i Stíl Chicago (17ú heag.)Não informado. Textile Industries and Fibres. London: Leonard Hill Technical Group, 1951.
Lua MLA (8ú heag.)Não informado. Textile Industries and Fibres. Leonard Hill Technical Group, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.