CROP SCIENCE: A Journal Serving The International Community of crop scientists. Crop Science Society of American.
Lua i Stíl Chicago (17ú heag.)CROP SCIENCE: A Journal Serving The International Community of Crop Scientists. Madison: Crop Science Society of American.
Lua MLA (9ú heag.)CROP SCIENCE: A Journal Serving The International Community of Crop Scientists. Crop Science Society of American.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.