The Rockefeller foundation. (1962). Program in the agricultural sciences: Annual report 1961-1962. The Rockefeler Foundation.
Lua i Stíl Chicago (17ú heag.)The Rockefeller foundation. Program in the Agricultural Sciences: Annual Report 1961-1962. New York: The Rockefeler Foundation, 1962.
Lua MLA (9ú heag.)The Rockefeller foundation. Program in the Agricultural Sciences: Annual Report 1961-1962. The Rockefeler Foundation, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.