Não informado. (1953). Tropical abstracts. Royal Tropical Institute.
Lua i Stíl Chicago (17ú heag.)Não informado. Tropical Abstracts. Amsterdam: Royal Tropical Institute, 1953.
Lua MLA (8ú heag.)Não informado. Tropical Abstracts. Royal Tropical Institute, 1953.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.