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Lua i Stíl Chicago (17ú heag.)Ensminger, M. E. Poultry Science. 2a. ed. Danville: The Interstate, 1980.
Lua MLA (9ú heag.)Ensminger, M. E. Poultry Science. 2a. ed. The Interstate, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.