Não informado. (1969). Journal of Chromatographic Science. Preston Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Chromatographic Science. Niles, Ill: Preston Publications, 1969.
Lua MLA (8ú heag.)Não informado. Journal of Chromatographic Science. Preston Publications, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.