Choices: The Magazine of Food, Farm & Resource Issues. Agricultural & Applied Economics Association.
Lua i Stíl Chicago (17ú heag.)Choices: The Magazine of Food, Farm & Resource Issues. Agricultural & Applied Economics Association.
Lua MLA (9ú heag.)Choices: The Magazine of Food, Farm & Resource Issues. Agricultural & Applied Economics Association.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.