Não informado. (1990). The British journal of phytotherapy. School of Phytotherapy.
Lua i Stíl Chicago (17ú heag.)Não informado. The British Journal of Phytotherapy. East Sussex, Inglaterra: School of Phytotherapy, 1990.
Lua MLA (8ú heag.)Não informado. The British Journal of Phytotherapy. School of Phytotherapy, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.