Não informado. (1951). AIBS bulletin. American Institute of Biological Sciences.
Lua i Stíl Chicago (17ú heag.)Não informado. AIBS Bulletin. Washington: American Institute of Biological Sciences, 1951.
Lua MLA (8ú heag.)Não informado. AIBS Bulletin. American Institute of Biological Sciences, 1951.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.