Não informado. (1887). Annals of Botany. Academic Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Annals of Botany. London: Academic Press, 1887.
Lua MLA (8ú heag.)Não informado. Annals of Botany. Academic Press, 1887.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.