Não informado. (1974). AID research and development abstracts. Agency for International Development.
Lua i Stíl Chicago (17ú heag.)Não informado. AID Research and Development Abstracts. Washington: Agency for International Development, 1974.
Lua MLA (8ú heag.)Não informado. AID Research and Development Abstracts. Agency for International Development, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.