Não informado. (1966). Journal of Materials. American Society for Testing and Materials.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Materials. Philadelphia, Pa: American Society for Testing and Materials, 1966.
Lua MLA (8ú heag.)Não informado. Journal of Materials. American Society for Testing and Materials, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.