Não informado. (1971). Dairy Research Digest. Dairy Research.
Lua i Stíl Chicago (17ú heag.)Não informado. Dairy Research Digest. Arlington, Ill: Dairy Research, 1971.
Lua MLA (8ú heag.)Não informado. Dairy Research Digest. Dairy Research, 1971.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.