Não informado. (1964). Education in Chemistry. Royal Society of Chemistry.
Lua i Stíl Chicago (17ú heag.)Não informado. Education in Chemistry. London: Royal Society of Chemistry, 1964.
Lua MLA (8ú heag.)Não informado. Education in Chemistry. Royal Society of Chemistry, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.