Não informado. (1974). Journal. Rubber Research Institute of Malaysia.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal. Kuala Lumpur: Rubber Research Institute of Malaysia, 1974.
Lua MLA (8ú heag.)Não informado. Journal. Rubber Research Institute of Malaysia, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.