International Rice Research Institute. (1966). Research data: Technological factors and increased rice yields. The Institute.
Lua i Stíl Chicago (17ú heag.)International Rice Research Institute. Research Data: Technological Factors and Increased Rice Yields. Los Banos, Laguna: The Institute, 1966.
Lua MLA (9ú heag.)International Rice Research Institute. Research Data: Technological Factors and Increased Rice Yields. The Institute, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.