Lua APA (7ú heag.)

Purido, R. (2001). Hybrid rice spurs food production. Kabayan.

Lua i Stíl Chicago (17ú heag.)

Purido, Roel. "Hybrid Rice Spurs Food Production." Kabayan 2001.

Lua MLA (9ú heag.)

Purido, Roel. "Hybrid Rice Spurs Food Production." Kabayan, 2001.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.