Bradshaw, J. (2010). Root and tuber crops. Springer.
Lua i Stíl Chicago (17ú heag.)Bradshaw, J.E. Root and Tuber Crops. New York, NY: Springer, 2010.
Lua MLA (8ú heag.)Bradshaw, J.E. Root and Tuber Crops. Springer, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.