Não informado. (1987). Development. Company of Biologists.
Lua i Stíl Chicago (17ú heag.)Não informado. Development. Cambridge, Inglaterra: Company of Biologists, 1987.
Lua MLA (8ú heag.)Não informado. Development. Company of Biologists, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.