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Lua i Stíl Chicago (17ú heag.)Jones, J. Benton. Plant Nutrition: Manual. Boca Raton: CRC Press, 1998.
Lua MLA (9ú heag.)Jones, J. Benton. Plant Nutrition: Manual. CRC Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.